51745360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{577}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 129009600

約数和(自身を除く): 77264240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 577, 590, 760, 944, 1121, 1154, 1180, 1520, 2242, 2308, 2360, 2885, 4484, 4616, 4720, 5605, 5770, 8968, 9232, 10963, 11210, 11540, 17936, 21926, 22420, 23080, 34043, 43852, 44840, 46160, 54815, 68086, 87704, 89680, 109630, 136172, 170215, 175408, 219260, 272344, 340430, 438520, 544688, 646817, 680860, 877040, 1293634, 1361720, 2587268, 2723440, 3234085, 5174536, 6468170, 10349072, 12936340, 25872680, 51745360]

約数ペア:

[(1, 51745360), (2, 25872680), (4, 12936340), (5, 10349072), (8, 6468170), (10, 5174536), (16, 3234085), (19, 2723440), (20, 2587268), (38, 1361720), (40, 1293634), (59, 877040), (76, 680860), (80, 646817), (95, 544688), (118, 438520), (152, 340430), (190, 272344), (236, 219260), (295, 175408), (304, 170215), (380, 136172), (472, 109630), (577, 89680), (590, 87704), (760, 68086), (944, 54815), (1121, 46160), (1154, 44840), (1180, 43852), (1520, 34043), (2242, 23080), (2308, 22420), (2360, 21926), (2885, 17936), (4484, 11540), (4616, 11210), (4720, 10963), (5605, 9232), (5770, 8968)]