898498480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5641}}^1$

素因数の和:5846

約数の個数: 80

約数和(自身を含む): 2291915808

約数和(自身を除く): 1393417328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 362, 440, 724, 880, 905, 1448, 1810, 1991, 2896, 3620, 3982, 5641, 7240, 7964, 9955, 11282, 14480, 15928, 19910, 22564, 28205, 31856, 39820, 45128, 56410, 62051, 79640, 90256, 112820, 124102, 159280, 225640, 248204, 310255, 451280, 496408, 620510, 992816, 1021021, 1241020, 2042042, 2482040, 4084084, 4964080, 5105105, 8168168, 10210210, 11231231, 16336336, 20420420, 22462462, 40840840, 44924924, 56156155, 81681680, 89849848, 112312310, 179699696, 224624620, 449249240, 898498480]

約数ペア:

[(1, 898498480), (2, 449249240), (4, 224624620), (5, 179699696), (8, 112312310), (10, 89849848), (11, 81681680), (16, 56156155), (20, 44924924), (22, 40840840), (40, 22462462), (44, 20420420), (55, 16336336), (80, 11231231), (88, 10210210), (110, 8168168), (176, 5105105), (181, 4964080), (220, 4084084), (362, 2482040), (440, 2042042), (724, 1241020), (880, 1021021), (905, 992816), (1448, 620510), (1810, 496408), (1991, 451280), (2896, 310255), (3620, 248204), (3982, 225640), (5641, 159280), (7240, 124102), (7964, 112820), (9955, 90256), (11282, 79640), (14480, 62051), (15928, 56410), (19910, 45128), (22564, 39820), (28205, 31856)]