64844960

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8623}}^1$

素因数の和:8685

約数の個数: 48

約数和(自身を含む): 156473856

約数和(自身を除く): 91628896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 8623, 17246, 34492, 43115, 68984, 86230, 137968, 172460, 275936, 344920, 405281, 689840, 810562, 1379680, 1621124, 2026405, 3242248, 4052810, 6484496, 8105620, 12968992, 16211240, 32422480, 64844960]

約数ペア:

[(1, 64844960), (2, 32422480), (4, 16211240), (5, 12968992), (8, 8105620), (10, 6484496), (16, 4052810), (20, 3242248), (32, 2026405), (40, 1621124), (47, 1379680), (80, 810562), (94, 689840), (160, 405281), (188, 344920), (235, 275936), (376, 172460), (470, 137968), (752, 86230), (940, 68984), (1504, 43115), (1880, 34492), (3760, 17246), (7520, 8623)]