200412280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 460468800

約数和(自身を除く): 260056520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 113, 202, 226, 404, 439, 452, 505, 565, 808, 878, 904, 1010, 1130, 1756, 2020, 2195, 2260, 3512, 4040, 4390, 4520, 8780, 11413, 17560, 22826, 44339, 45652, 49607, 57065, 88678, 91304, 99214, 114130, 177356, 198428, 221695, 228260, 248035, 354712, 396856, 443390, 456520, 496070, 886780, 992140, 1773560, 1984280, 5010307, 10020614, 20041228, 25051535, 40082456, 50103070, 100206140, 200412280]

約数ペア:

[(1, 200412280), (2, 100206140), (4, 50103070), (5, 40082456), (8, 25051535), (10, 20041228), (20, 10020614), (40, 5010307), (101, 1984280), (113, 1773560), (202, 992140), (226, 886780), (404, 496070), (439, 456520), (452, 443390), (505, 396856), (565, 354712), (808, 248035), (878, 228260), (904, 221695), (1010, 198428), (1130, 177356), (1756, 114130), (2020, 99214), (2195, 91304), (2260, 88678), (3512, 57065), (4040, 49607), (4390, 45652), (4520, 44339), (8780, 22826), (11413, 17560)]