101427320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 241552800

約数和(自身を除く): 140125480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 317, 380, 421, 634, 760, 842, 1268, 1585, 1684, 2105, 2536, 3170, 3368, 4210, 6023, 6340, 7999, 8420, 12046, 12680, 15998, 16840, 24092, 30115, 31996, 39995, 48184, 60230, 63992, 79990, 120460, 133457, 159980, 240920, 266914, 319960, 533828, 667285, 1067656, 1334570, 2535683, 2669140, 5071366, 5338280, 10142732, 12678415, 20285464, 25356830, 50713660, 101427320]

約数ペア:

[(1, 101427320), (2, 50713660), (4, 25356830), (5, 20285464), (8, 12678415), (10, 10142732), (19, 5338280), (20, 5071366), (38, 2669140), (40, 2535683), (76, 1334570), (95, 1067656), (152, 667285), (190, 533828), (317, 319960), (380, 266914), (421, 240920), (634, 159980), (760, 133457), (842, 120460), (1268, 79990), (1585, 63992), (1684, 60230), (2105, 48184), (2536, 39995), (3170, 31996), (3368, 30115), (4210, 24092), (6023, 16840), (6340, 15998), (7999, 12680), (8420, 12046)]