1025256180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 192

約数和(自身を含む): 3228825600

約数和(自身を除く): 2203569420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 109, 124, 130, 155, 156, 186, 195, 218, 260, 310, 327, 372, 389, 390, 403, 436, 465, 545, 620, 654, 778, 780, 806, 930, 1090, 1167, 1209, 1308, 1417, 1556, 1612, 1635, 1860, 1945, 2015, 2180, 2334, 2418, 2834, 3270, 3379, 3890, 4030, 4251, 4668, 4836, 5057, 5668, 5835, 6045, 6540, 6758, 7085, 7780, 8060, 8502, 10114, 10137, 11670, 12059, 12090, 13516, 14170, 15171, 16895, 17004, 20228, 20274, 21255, 23340, 24118, 24180, 25285, 28340, 30342, 33790, 36177, 40548, 42401, 42510, 43927, 48236, 50570, 50685, 60295, 60684, 67580, 72354, 75855, 84802, 85020, 87854, 101140, 101370, 120590, 127203, 131781, 144708, 151710, 156767, 169604, 175708, 180885, 202740, 212005, 219635, 241180, 254406, 263562, 303420, 313534, 361770, 424010, 439270, 470301, 508812, 527124, 551213, 627068, 636015, 658905, 723540, 783835, 848020, 878540, 940602, 1102426, 1272030, 1314431, 1317810, 1567670, 1653639, 1881204, 2204852, 2351505, 2544060, 2628862, 2635620, 2756065, 3135340, 3307278, 3943293, 4703010, 5257724, 5512130, 6572155, 6614556, 7886586, 8268195, 9406020, 11024260, 13144310, 15773172, 16536390, 17087603, 19716465, 26288620, 33072780, 34175206, 39432930, 51262809, 68350412, 78865860, 85438015, 102525618, 170876030, 205051236, 256314045, 341752060, 512628090, 1025256180]

約数ペア:

[(1, 1025256180), (2, 512628090), (3, 341752060), (4, 256314045), (5, 205051236), (6, 170876030), (10, 102525618), (12, 85438015), (13, 78865860), (15, 68350412), (20, 51262809), (26, 39432930), (30, 34175206), (31, 33072780), (39, 26288620), (52, 19716465), (60, 17087603), (62, 16536390), (65, 15773172), (78, 13144310), (93, 11024260), (109, 9406020), (124, 8268195), (130, 7886586), (155, 6614556), (156, 6572155), (186, 5512130), (195, 5257724), (218, 4703010), (260, 3943293), (310, 3307278), (327, 3135340), (372, 2756065), (389, 2635620), (390, 2628862), (403, 2544060), (436, 2351505), (465, 2204852), (545, 1881204), (620, 1653639), (654, 1567670), (778, 1317810), (780, 1314431), (806, 1272030), (930, 1102426), (1090, 940602), (1167, 878540), (1209, 848020), (1308, 783835), (1417, 723540), (1556, 658905), (1612, 636015), (1635, 627068), (1860, 551213), (1945, 527124), (2015, 508812), (2180, 470301), (2334, 439270), (2418, 424010), (2834, 361770), (3270, 313534), (3379, 303420), (3890, 263562), (4030, 254406), (4251, 241180), (4668, 219635), (4836, 212005), (5057, 202740), (5668, 180885), (5835, 175708), (6045, 169604), (6540, 156767), (6758, 151710), (7085, 144708), (7780, 131781), (8060, 127203), (8502, 120590), (10114, 101370), (10137, 101140), (11670, 87854), (12059, 85020), (12090, 84802), (13516, 75855), (14170, 72354), (15171, 67580), (16895, 60684), (17004, 60295), (20228, 50685), (20274, 50570), (21255, 48236), (23340, 43927), (24118, 42510), (24180, 42401), (25285, 40548), (28340, 36177), (30342, 33790)]