88942720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4483}}^1$

素因数の和:4533

約数の個数: 64

約数和(自身を含む): 219536640

約数和(自身を除く): 130593920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4483, 4960, 8966, 9920, 17932, 19840, 22415, 35864, 44830, 71728, 89660, 138973, 143456, 179320, 277946, 286912, 358640, 555892, 573824, 694865, 717280, 1111784, 1389730, 1434560, 2223568, 2779460, 2869120, 4447136, 5558920, 8894272, 11117840, 17788544, 22235680, 44471360, 88942720]

約数ペア:

[(1, 88942720), (2, 44471360), (4, 22235680), (5, 17788544), (8, 11117840), (10, 8894272), (16, 5558920), (20, 4447136), (31, 2869120), (32, 2779460), (40, 2223568), (62, 1434560), (64, 1389730), (80, 1111784), (124, 717280), (128, 694865), (155, 573824), (160, 555892), (248, 358640), (310, 286912), (320, 277946), (496, 179320), (620, 143456), (640, 138973), (992, 89660), (1240, 71728), (1984, 44830), (2480, 35864), (3968, 22415), (4483, 19840), (4960, 17932), (8966, 9920)]