213376750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:946

約数の個数: 64

約数和(自身を含む): 426995712

約数和(自身を除く): 213618962

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 125, 215, 230, 250, 430, 575, 863, 989, 1075, 1150, 1726, 1978, 2150, 2875, 4315, 4945, 5375, 5750, 8630, 9890, 10750, 19849, 21575, 24725, 37109, 39698, 43150, 49450, 74218, 99245, 107875, 123625, 185545, 198490, 215750, 247250, 371090, 496225, 853507, 927725, 992450, 1707014, 1855450, 2481125, 4267535, 4638625, 4962250, 8535070, 9277250, 21337675, 42675350, 106688375, 213376750]

約数ペア:

[(1, 213376750), (2, 106688375), (5, 42675350), (10, 21337675), (23, 9277250), (25, 8535070), (43, 4962250), (46, 4638625), (50, 4267535), (86, 2481125), (115, 1855450), (125, 1707014), (215, 992450), (230, 927725), (250, 853507), (430, 496225), (575, 371090), (863, 247250), (989, 215750), (1075, 198490), (1150, 185545), (1726, 123625), (1978, 107875), (2150, 99245), (2875, 74218), (4315, 49450), (4945, 43150), (5375, 39698), (5750, 37109), (8630, 24725), (9890, 21575), (10750, 19849)]