15674481640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{160009}}^1$

素因数の和:160130

約数の個数: 64

約数和(自身を含む): 36866304000

約数和(自身を除く): 21191822360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 1240, 1580, 2449, 3160, 4898, 9796, 12245, 19592, 24490, 48980, 97960, 160009, 320018, 640036, 800045, 1280072, 1600090, 3200180, 4960279, 6400360, 9920558, 12640711, 19841116, 24801395, 25281422, 39682232, 49602790, 50562844, 63203555, 99205580, 101125688, 126407110, 198411160, 252814220, 391862041, 505628440, 783724082, 1567448164, 1959310205, 3134896328, 3918620410, 7837240820, 15674481640]

約数ペア:

[(1, 15674481640), (2, 7837240820), (4, 3918620410), (5, 3134896328), (8, 1959310205), (10, 1567448164), (20, 783724082), (31, 505628440), (40, 391862041), (62, 252814220), (79, 198411160), (124, 126407110), (155, 101125688), (158, 99205580), (248, 63203555), (310, 50562844), (316, 49602790), (395, 39682232), (620, 25281422), (632, 24801395), (790, 19841116), (1240, 12640711), (1580, 9920558), (2449, 6400360), (3160, 4960279), (4898, 3200180), (9796, 1600090), (12245, 1280072), (19592, 800045), (24490, 640036), (48980, 320018), (97960, 160009)]