665488160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{134171}}^1$

素因数の和:134217

約数の個数: 48

約数和(自身を含む): 1622944512

約数和(自身を除く): 957456352

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, 134171, 268342, 536684, 670855, 1073368, 1341710, 2146736, 2683420, 4159301, 4293472, 5366840, 8318602, 10733680, 16637204, 20796505, 21467360, 33274408, 41593010, 66548816, 83186020, 133097632, 166372040, 332744080, 665488160]

約数ペア:

[(1, 665488160), (2, 332744080), (4, 166372040), (5, 133097632), (8, 83186020), (10, 66548816), (16, 41593010), (20, 33274408), (31, 21467360), (32, 20796505), (40, 16637204), (62, 10733680), (80, 8318602), (124, 5366840), (155, 4293472), (160, 4159301), (248, 2683420), (310, 2146736), (496, 1341710), (620, 1073368), (992, 670855), (1240, 536684), (2480, 268342), (4960, 134171)]