80337400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 223657560

約数和(自身を除く): 143320160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 53, 55, 65, 88, 100, 104, 106, 110, 130, 143, 200, 212, 220, 260, 265, 275, 286, 325, 424, 440, 520, 530, 550, 572, 583, 650, 689, 715, 1060, 1100, 1144, 1166, 1300, 1325, 1378, 1430, 2120, 2200, 2332, 2600, 2650, 2756, 2809, 2860, 2915, 3445, 3575, 4664, 5300, 5512, 5618, 5720, 5830, 6890, 7150, 7579, 10600, 11236, 11660, 13780, 14045, 14300, 14575, 15158, 17225, 22472, 23320, 27560, 28090, 28600, 29150, 30316, 30899, 34450, 36517, 37895, 56180, 58300, 60632, 61798, 68900, 70225, 73034, 75790, 112360, 116600, 123596, 137800, 140450, 146068, 151580, 154495, 182585, 189475, 247192, 280900, 292136, 303160, 308990, 365170, 378950, 401687, 561800, 617980, 730340, 757900, 772475, 803374, 912925, 1235960, 1460680, 1515800, 1544950, 1606748, 1825850, 2008435, 3089900, 3213496, 3651700, 4016870, 6179800, 7303400, 8033740, 10042175, 16067480, 20084350, 40168700, 80337400]

約数ペア:

[(1, 80337400), (2, 40168700), (4, 20084350), (5, 16067480), (8, 10042175), (10, 8033740), (11, 7303400), (13, 6179800), (20, 4016870), (22, 3651700), (25, 3213496), (26, 3089900), (40, 2008435), (44, 1825850), (50, 1606748), (52, 1544950), (53, 1515800), (55, 1460680), (65, 1235960), (88, 912925), (100, 803374), (104, 772475), (106, 757900), (110, 730340), (130, 617980), (143, 561800), (200, 401687), (212, 378950), (220, 365170), (260, 308990), (265, 303160), (275, 292136), (286, 280900), (325, 247192), (424, 189475), (440, 182585), (520, 154495), (530, 151580), (550, 146068), (572, 140450), (583, 137800), (650, 123596), (689, 116600), (715, 112360), (1060, 75790), (1100, 73034), (1144, 70225), (1166, 68900), (1300, 61798), (1325, 60632), (1378, 58300), (1430, 56180), (2120, 37895), (2200, 36517), (2332, 34450), (2600, 30899), (2650, 30316), (2756, 29150), (2809, 28600), (2860, 28090), (2915, 27560), (3445, 23320), (3575, 22472), (4664, 17225), (5300, 15158), (5512, 14575), (5618, 14300), (5720, 14045), (5830, 13780), (6890, 11660), (7150, 11236), (7579, 10600)]