61499920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 149276160

約数和(自身を除く): 87776240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 185, 263, 296, 316, 370, 395, 526, 592, 632, 740, 790, 1052, 1264, 1315, 1480, 1580, 2104, 2630, 2923, 2960, 3160, 4208, 5260, 5846, 6320, 9731, 10520, 11692, 14615, 19462, 20777, 21040, 23384, 29230, 38924, 41554, 46768, 48655, 58460, 77848, 83108, 97310, 103885, 116920, 155696, 166216, 194620, 207770, 233840, 332432, 389240, 415540, 768749, 778480, 831080, 1537498, 1662160, 3074996, 3843745, 6149992, 7687490, 12299984, 15374980, 30749960, 61499920]

約数ペア:

[(1, 61499920), (2, 30749960), (4, 15374980), (5, 12299984), (8, 7687490), (10, 6149992), (16, 3843745), (20, 3074996), (37, 1662160), (40, 1537498), (74, 831080), (79, 778480), (80, 768749), (148, 415540), (158, 389240), (185, 332432), (263, 233840), (296, 207770), (316, 194620), (370, 166216), (395, 155696), (526, 116920), (592, 103885), (632, 97310), (740, 83108), (790, 77848), (1052, 58460), (1264, 48655), (1315, 46768), (1480, 41554), (1580, 38924), (2104, 29230), (2630, 23384), (2923, 21040), (2960, 20777), (3160, 19462), (4208, 14615), (5260, 11692), (5846, 10520), (6320, 9731)]