31580320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6367}}^1$

素因数の和:6413

約数の個数: 48

約数和(自身を含む): 77027328

約数和(自身を除く): 45447008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 6367, 12734, 25468, 31835, 50936, 63670, 101872, 127340, 197377, 203744, 254680, 394754, 509360, 789508, 986885, 1018720, 1579016, 1973770, 3158032, 3947540, 6316064, 7895080, 15790160, 31580320]

約数ペア:

[(1, 31580320), (2, 15790160), (4, 7895080), (5, 6316064), (8, 3947540), (10, 3158032), (16, 1973770), (20, 1579016), (31, 1018720), (32, 986885), (40, 789508), (62, 509360), (80, 394754), (124, 254680), (155, 203744), (160, 197377), (248, 127340), (310, 101872), (496, 63670), (620, 50936), (992, 31835), (1240, 25468), (2480, 12734), (4960, 6367)]