90057110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 193342464

約数和(自身を除く): 103285354

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 710, 715, 781, 887, 923, 1430, 1562, 1774, 1846, 3905, 4435, 4615, 7810, 8870, 9230, 9757, 10153, 11531, 19514, 20306, 23062, 48785, 50765, 57655, 62977, 97570, 101530, 115310, 125954, 126841, 253682, 314885, 629770, 634205, 692747, 818701, 1268410, 1385494, 1637402, 3463735, 4093505, 6927470, 8187010, 9005711, 18011422, 45028555, 90057110]

約数ペア:

[(1, 90057110), (2, 45028555), (5, 18011422), (10, 9005711), (11, 8187010), (13, 6927470), (22, 4093505), (26, 3463735), (55, 1637402), (65, 1385494), (71, 1268410), (110, 818701), (130, 692747), (142, 634205), (143, 629770), (286, 314885), (355, 253682), (710, 126841), (715, 125954), (781, 115310), (887, 101530), (923, 97570), (1430, 62977), (1562, 57655), (1774, 50765), (1846, 48785), (3905, 23062), (4435, 20306), (4615, 19514), (7810, 11531), (8870, 10153), (9230, 9757)]