1620921472

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{709}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 3304524600

約数和(自身を除く): 1683603128

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 337, 424, 674, 709, 848, 1348, 1418, 1696, 2696, 2836, 3392, 5392, 5672, 6784, 10784, 11344, 17861, 21568, 22688, 35722, 37577, 43136, 45376, 71444, 75154, 90752, 142888, 150308, 238933, 285776, 300616, 477866, 571552, 601232, 955732, 1143104, 1202464, 1911464, 2286208, 2404928, 3822928, 4809856, 7645856, 12663449, 15291712, 25326898, 30583424, 50653796, 101307592, 202615184, 405230368, 810460736, 1620921472]

約数ペア:

[(1, 1620921472), (2, 810460736), (4, 405230368), (8, 202615184), (16, 101307592), (32, 50653796), (53, 30583424), (64, 25326898), (106, 15291712), (128, 12663449), (212, 7645856), (337, 4809856), (424, 3822928), (674, 2404928), (709, 2286208), (848, 1911464), (1348, 1202464), (1418, 1143104), (1696, 955732), (2696, 601232), (2836, 571552), (3392, 477866), (5392, 300616), (5672, 285776), (6784, 238933), (10784, 150308), (11344, 142888), (17861, 90752), (21568, 75154), (22688, 71444), (35722, 45376), (37577, 43136)]