280667056

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{571}}^1\times {\mathrm{991}}^1$

素因数の和:1601

約数の個数: 40

約数和(自身を含む): 562884608

約数和(自身を除く): 282217552

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 571, 991, 1142, 1982, 2284, 3964, 4568, 7928, 9136, 15856, 17701, 30721, 35402, 61442, 70804, 122884, 141608, 245768, 283216, 491536, 565861, 1131722, 2263444, 4526888, 9053776, 17541691, 35083382, 70166764, 140333528, 280667056]

約数ペア:

[(1, 280667056), (2, 140333528), (4, 70166764), (8, 35083382), (16, 17541691), (31, 9053776), (62, 4526888), (124, 2263444), (248, 1131722), (496, 565861), (571, 491536), (991, 283216), (1142, 245768), (1982, 141608), (2284, 122884), (3964, 70804), (4568, 61442), (7928, 35402), (9136, 30721), (15856, 17701)]