72790520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8707}}^1$

素因数の和:8748

約数の個数: 64

約数和(自身を含む): 188092800

約数和(自身を除く): 115302280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 8707, 17414, 34828, 43535, 69656, 87070, 95777, 165433, 174140, 191554, 330866, 348280, 383108, 478885, 661732, 766216, 827165, 957770, 1323464, 1654330, 1819763, 1915540, 3308660, 3639526, 3831080, 6617320, 7279052, 9098815, 14558104, 18197630, 36395260, 72790520]

約数ペア:

[(1, 72790520), (2, 36395260), (4, 18197630), (5, 14558104), (8, 9098815), (10, 7279052), (11, 6617320), (19, 3831080), (20, 3639526), (22, 3308660), (38, 1915540), (40, 1819763), (44, 1654330), (55, 1323464), (76, 957770), (88, 827165), (95, 766216), (110, 661732), (152, 478885), (190, 383108), (209, 348280), (220, 330866), (380, 191554), (418, 174140), (440, 165433), (760, 95777), (836, 87070), (1045, 69656), (1672, 43535), (2090, 34828), (4180, 17414), (8360, 8707)]