68720392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 150232320

約数和(自身を除く): 81511928

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 221, 376, 442, 611, 799, 827, 884, 1222, 1598, 1654, 1768, 2444, 3196, 3308, 4888, 6392, 6616, 10387, 10751, 14059, 20774, 21502, 28118, 38869, 41548, 43004, 56236, 77738, 83096, 86008, 112472, 155476, 182767, 310952, 365534, 505297, 660773, 731068, 1010594, 1321546, 1462136, 2021188, 2643092, 4042376, 5286184, 8590049, 17180098, 34360196, 68720392]

約数ペア:

[(1, 68720392), (2, 34360196), (4, 17180098), (8, 8590049), (13, 5286184), (17, 4042376), (26, 2643092), (34, 2021188), (47, 1462136), (52, 1321546), (68, 1010594), (94, 731068), (104, 660773), (136, 505297), (188, 365534), (221, 310952), (376, 182767), (442, 155476), (611, 112472), (799, 86008), (827, 83096), (884, 77738), (1222, 56236), (1598, 43004), (1654, 41548), (1768, 38869), (2444, 28118), (3196, 21502), (3308, 20774), (4888, 14059), (6392, 10751), (6616, 10387)]