628287520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7901}}^1$

素因数の和:7994

約数の個数: 96

約数和(自身を含む): 1720486656

約数和(自身を除く): 1092199136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 994, 1120, 1136, 1420, 1988, 2272, 2485, 2840, 3976, 4970, 5680, 7901, 7952, 9940, 11360, 15802, 15904, 19880, 31604, 39505, 39760, 55307, 63208, 79010, 79520, 110614, 126416, 158020, 221228, 252832, 276535, 316040, 442456, 553070, 560971, 632080, 884912, 1106140, 1121942, 1264160, 1769824, 2212280, 2243884, 2804855, 3926797, 4424560, 4487768, 5609710, 7853594, 8849120, 8975536, 11219420, 15707188, 17951072, 19633985, 22438840, 31414376, 39267970, 44877680, 62828752, 78535940, 89755360, 125657504, 157071880, 314143760, 628287520]

約数ペア:

[(1, 628287520), (2, 314143760), (4, 157071880), (5, 125657504), (7, 89755360), (8, 78535940), (10, 62828752), (14, 44877680), (16, 39267970), (20, 31414376), (28, 22438840), (32, 19633985), (35, 17951072), (40, 15707188), (56, 11219420), (70, 8975536), (71, 8849120), (80, 7853594), (112, 5609710), (140, 4487768), (142, 4424560), (160, 3926797), (224, 2804855), (280, 2243884), (284, 2212280), (355, 1769824), (497, 1264160), (560, 1121942), (568, 1106140), (710, 884912), (994, 632080), (1120, 560971), (1136, 553070), (1420, 442456), (1988, 316040), (2272, 276535), (2485, 252832), (2840, 221228), (3976, 158020), (4970, 126416), (5680, 110614), (7901, 79520), (7952, 79010), (9940, 63208), (11360, 55307), (15802, 39760), (15904, 39505), (19880, 31604)]