54519920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7489}}^1$

素因数の和:7522

約数の個数: 80

約数和(自身を含む): 156031680

約数和(自身を除く): 101511760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 7489, 14978, 29956, 37445, 52423, 59912, 74890, 97357, 104846, 119824, 149780, 194714, 209692, 262115, 299560, 389428, 419384, 486785, 524230, 599120, 681499, 778856, 838768, 973570, 1048460, 1362998, 1557712, 1947140, 2096920, 2725996, 3407495, 3894280, 4193840, 5451992, 6814990, 7788560, 10903984, 13629980, 27259960, 54519920]

約数ペア:

[(1, 54519920), (2, 27259960), (4, 13629980), (5, 10903984), (7, 7788560), (8, 6814990), (10, 5451992), (13, 4193840), (14, 3894280), (16, 3407495), (20, 2725996), (26, 2096920), (28, 1947140), (35, 1557712), (40, 1362998), (52, 1048460), (56, 973570), (65, 838768), (70, 778856), (80, 681499), (91, 599120), (104, 524230), (112, 486785), (130, 419384), (140, 389428), (182, 299560), (208, 262115), (260, 209692), (280, 194714), (364, 149780), (455, 119824), (520, 104846), (560, 97357), (728, 74890), (910, 59912), (1040, 52423), (1456, 37445), (1820, 29956), (3640, 14978), (7280, 7489)]