72341920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{64591}}^1$

素因数の和:64613

約数の個数: 48

約数和(自身を含む): 195326208

約数和(自身を除く): 122984288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 64591, 129182, 258364, 322955, 452137, 516728, 645910, 904274, 1033456, 1291820, 1808548, 2066912, 2260685, 2583640, 3617096, 4521370, 5167280, 7234192, 9042740, 10334560, 14468384, 18085480, 36170960, 72341920]

約数ペア:

[(1, 72341920), (2, 36170960), (4, 18085480), (5, 14468384), (7, 10334560), (8, 9042740), (10, 7234192), (14, 5167280), (16, 4521370), (20, 3617096), (28, 2583640), (32, 2260685), (35, 2066912), (40, 1808548), (56, 1291820), (70, 1033456), (80, 904274), (112, 645910), (140, 516728), (160, 452137), (224, 322955), (280, 258364), (560, 129182), (1120, 64591)]