80551330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1319}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 150543360

約数和(自身を除く): 69992030

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 985, 1319, 1970, 2638, 6107, 6595, 12214, 13190, 30535, 40889, 61070, 81778, 204445, 259843, 408890, 519686, 1299215, 2598430, 8055133, 16110266, 40275665, 80551330]

約数ペア:

[(1, 80551330), (2, 40275665), (5, 16110266), (10, 8055133), (31, 2598430), (62, 1299215), (155, 519686), (197, 408890), (310, 259843), (394, 204445), (985, 81778), (1319, 61070), (1970, 40889), (2638, 30535), (6107, 13190), (6595, 12214)]