87195080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3499}}^1$

素因数の和:3606

約数の個数: 64

約数和(自身を含む): 226800000

約数和(自身を除く): 139604920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3499, 3560, 4984, 6230, 6998, 12460, 13996, 17495, 24493, 24920, 27992, 34990, 48986, 69980, 97972, 122465, 139960, 195944, 244930, 311411, 489860, 622822, 979720, 1245644, 1557055, 2179877, 2491288, 3114110, 4359754, 6228220, 8719508, 10899385, 12456440, 17439016, 21798770, 43597540, 87195080]

約数ペア:

[(1, 87195080), (2, 43597540), (4, 21798770), (5, 17439016), (7, 12456440), (8, 10899385), (10, 8719508), (14, 6228220), (20, 4359754), (28, 3114110), (35, 2491288), (40, 2179877), (56, 1557055), (70, 1245644), (89, 979720), (140, 622822), (178, 489860), (280, 311411), (356, 244930), (445, 195944), (623, 139960), (712, 122465), (890, 97972), (1246, 69980), (1780, 48986), (2492, 34990), (3115, 27992), (3499, 24920), (3560, 24493), (4984, 17495), (6230, 13996), (6998, 12460)]