788963330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{12919}}^1$

素因数の和:13154

約数の個数: 32

約数和(自身を含む): 1473500160

約数和(自身を除く): 684536830

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 985, 1970, 6107, 12214, 12919, 25838, 30535, 61070, 64595, 129190, 400489, 800978, 2002445, 2545043, 4004890, 5090086, 12725215, 25450430, 78896333, 157792666, 394481665, 788963330]

約数ペア:

[(1, 788963330), (2, 394481665), (5, 157792666), (10, 78896333), (31, 25450430), (62, 12725215), (155, 5090086), (197, 4004890), (310, 2545043), (394, 2002445), (985, 800978), (1970, 400489), (6107, 129190), (12214, 64595), (12919, 61070), (25838, 30535)]