82207400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 217694400

約数和(自身を除く): 135487000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 79, 86, 88, 100, 110, 121, 158, 172, 200, 215, 220, 242, 275, 316, 344, 395, 430, 440, 473, 484, 550, 605, 632, 790, 860, 869, 946, 968, 1075, 1100, 1210, 1580, 1720, 1738, 1892, 1975, 2150, 2200, 2365, 2420, 3025, 3160, 3397, 3476, 3784, 3950, 4300, 4345, 4730, 4840, 5203, 6050, 6794, 6952, 7900, 8600, 8690, 9460, 9559, 10406, 11825, 12100, 13588, 15800, 16985, 17380, 18920, 19118, 20812, 21725, 23650, 24200, 26015, 27176, 33970, 34760, 37367, 38236, 41624, 43450, 47300, 47795, 52030, 67940, 74734, 76472, 84925, 86900, 94600, 95590, 104060, 130075, 135880, 149468, 169850, 173800, 186835, 191180, 208120, 238975, 260150, 298936, 339700, 373670, 382360, 411037, 477950, 520300, 679400, 747340, 822074, 934175, 955900, 1040600, 1494680, 1644148, 1868350, 1911800, 2055185, 3288296, 3736700, 4110370, 7473400, 8220740, 10275925, 16441480, 20551850, 41103700, 82207400]

約数ペア:

[(1, 82207400), (2, 41103700), (4, 20551850), (5, 16441480), (8, 10275925), (10, 8220740), (11, 7473400), (20, 4110370), (22, 3736700), (25, 3288296), (40, 2055185), (43, 1911800), (44, 1868350), (50, 1644148), (55, 1494680), (79, 1040600), (86, 955900), (88, 934175), (100, 822074), (110, 747340), (121, 679400), (158, 520300), (172, 477950), (200, 411037), (215, 382360), (220, 373670), (242, 339700), (275, 298936), (316, 260150), (344, 238975), (395, 208120), (430, 191180), (440, 186835), (473, 173800), (484, 169850), (550, 149468), (605, 135880), (632, 130075), (790, 104060), (860, 95590), (869, 94600), (946, 86900), (968, 84925), (1075, 76472), (1100, 74734), (1210, 67940), (1580, 52030), (1720, 47795), (1738, 47300), (1892, 43450), (1975, 41624), (2150, 38236), (2200, 37367), (2365, 34760), (2420, 33970), (3025, 27176), (3160, 26015), (3397, 24200), (3476, 23650), (3784, 21725), (3950, 20812), (4300, 19118), (4345, 18920), (4730, 17380), (4840, 16985), (5203, 15800), (6050, 13588), (6794, 12100), (6952, 11825), (7900, 10406), (8600, 9559), (8690, 9460)]