56578480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1514

約数の個数: 80

約数和(自身を含む): 152561664

約数和(自身を除く): 95983184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1423, 1988, 2485, 2840, 2846, 3976, 4970, 5680, 5692, 7115, 7952, 9940, 9961, 11384, 14230, 19880, 19922, 22768, 28460, 39760, 39844, 49805, 56920, 79688, 99610, 101033, 113840, 159376, 199220, 202066, 398440, 404132, 505165, 707231, 796880, 808264, 1010330, 1414462, 1616528, 2020660, 2828924, 3536155, 4041320, 5657848, 7072310, 8082640, 11315696, 14144620, 28289240, 56578480]

約数ペア:

[(1, 56578480), (2, 28289240), (4, 14144620), (5, 11315696), (7, 8082640), (8, 7072310), (10, 5657848), (14, 4041320), (16, 3536155), (20, 2828924), (28, 2020660), (35, 1616528), (40, 1414462), (56, 1010330), (70, 808264), (71, 796880), (80, 707231), (112, 505165), (140, 404132), (142, 398440), (280, 202066), (284, 199220), (355, 159376), (497, 113840), (560, 101033), (568, 99610), (710, 79688), (994, 56920), (1136, 49805), (1420, 39844), (1423, 39760), (1988, 28460), (2485, 22768), (2840, 19922), (2846, 19880), (3976, 14230), (4970, 11384), (5680, 9961), (5692, 9940), (7115, 7952)]