165064100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 382683840

約数和(自身を除く): 217619740

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 430, 460, 575, 860, 989, 1075, 1150, 1669, 1978, 2150, 2300, 3338, 3956, 4300, 4945, 6676, 8345, 9890, 16690, 19780, 24725, 33380, 38387, 41725, 49450, 71767, 76774, 83450, 98900, 143534, 153548, 166900, 191935, 287068, 358835, 383870, 717670, 767740, 959675, 1435340, 1650641, 1794175, 1919350, 3301282, 3588350, 3838700, 6602564, 7176700, 8253205, 16506410, 33012820, 41266025, 82532050, 165064100]

約数ペア:

[(1, 165064100), (2, 82532050), (4, 41266025), (5, 33012820), (10, 16506410), (20, 8253205), (23, 7176700), (25, 6602564), (43, 3838700), (46, 3588350), (50, 3301282), (86, 1919350), (92, 1794175), (100, 1650641), (115, 1435340), (172, 959675), (215, 767740), (230, 717670), (430, 383870), (460, 358835), (575, 287068), (860, 191935), (989, 166900), (1075, 153548), (1150, 143534), (1669, 98900), (1978, 83450), (2150, 76774), (2300, 71767), (3338, 49450), (3956, 41725), (4300, 38387), (4945, 33380), (6676, 24725), (8345, 19780), (9890, 16690)]