65512981460

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{499}}^1\times {\mathrm{17599}}^1$

素因数の和:18480

約数の個数: 48

約数和(自身を含む): 138230400000

約数和(自身を除く): 72717418540

約数列:

[1, 2, 4, 5, 10, 20, 373, 499, 746, 998, 1492, 1865, 1996, 2495, 3730, 4990, 7460, 9980, 17599, 35198, 70396, 87995, 175990, 186127, 351980, 372254, 744508, 930635, 1861270, 3722540, 6564427, 8781901, 13128854, 17563802, 26257708, 32822135, 35127604, 43909505, 65644270, 87819010, 131288540, 175638020, 3275649073, 6551298146, 13102596292, 16378245365, 32756490730, 65512981460]

約数ペア:

[(1, 65512981460), (2, 32756490730), (4, 16378245365), (5, 13102596292), (10, 6551298146), (20, 3275649073), (373, 175638020), (499, 131288540), (746, 87819010), (998, 65644270), (1492, 43909505), (1865, 35127604), (1996, 32822135), (2495, 26257708), (3730, 17563802), (4990, 13128854), (7460, 8781901), (9980, 6564427), (17599, 3722540), (35198, 1861270), (70396, 930635), (87995, 744508), (175990, 372254), (186127, 351980)]