32412920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 75349440

約数和(自身を除く): 42936520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 101, 113, 142, 202, 226, 284, 355, 404, 452, 505, 565, 568, 710, 808, 904, 1010, 1130, 1420, 2020, 2260, 2840, 4040, 4520, 7171, 8023, 11413, 14342, 16046, 22826, 28684, 32092, 35855, 40115, 45652, 57065, 57368, 64184, 71710, 80230, 91304, 114130, 143420, 160460, 228260, 286840, 320920, 456520, 810323, 1620646, 3241292, 4051615, 6482584, 8103230, 16206460, 32412920]

約数ペア:

[(1, 32412920), (2, 16206460), (4, 8103230), (5, 6482584), (8, 4051615), (10, 3241292), (20, 1620646), (40, 810323), (71, 456520), (101, 320920), (113, 286840), (142, 228260), (202, 160460), (226, 143420), (284, 114130), (355, 91304), (404, 80230), (452, 71710), (505, 64184), (565, 57368), (568, 57065), (710, 45652), (808, 40115), (904, 35855), (1010, 32092), (1130, 28684), (1420, 22826), (2020, 16046), (2260, 14342), (2840, 11413), (4040, 8023), (4520, 7171)]