90214720

素因数分解:

$2^6\times 5^1\times {\mathrm{281921}}^1$

素因数の和:281938

約数の個数: 28

約数和(自身を含む): 214824564

約数和(自身を除く): 124609844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 281921, 563842, 1127684, 1409605, 2255368, 2819210, 4510736, 5638420, 9021472, 11276840, 18042944, 22553680, 45107360, 90214720]

約数ペア:

[(1, 90214720), (2, 45107360), (4, 22553680), (5, 18042944), (8, 11276840), (10, 9021472), (16, 5638420), (20, 4510736), (32, 2819210), (40, 2255368), (64, 1409605), (80, 1127684), (160, 563842), (320, 281921)]