90758560

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3613}}^1$

素因数の和:3785

約数の個数: 48

約数和(自身を含む): 215842536

約数和(自身を除く): 125083976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 3613, 5024, 6280, 7226, 12560, 14452, 18065, 25120, 28904, 36130, 57808, 72260, 115616, 144520, 289040, 567241, 578080, 1134482, 2268964, 2836205, 4537928, 5672410, 9075856, 11344820, 18151712, 22689640, 45379280, 90758560]

約数ペア:

[(1, 90758560), (2, 45379280), (4, 22689640), (5, 18151712), (8, 11344820), (10, 9075856), (16, 5672410), (20, 4537928), (32, 2836205), (40, 2268964), (80, 1134482), (157, 578080), (160, 567241), (314, 289040), (628, 144520), (785, 115616), (1256, 72260), (1570, 57808), (2512, 36130), (3140, 28904), (3613, 25120), (5024, 18065), (6280, 14452), (7226, 12560)]