130474720

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6421}}^1$

素因数の和:6563

約数の個数: 48

約数和(自身を含む): 310722048

約数和(自身を除く): 180247328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 6421, 10160, 12842, 20320, 25684, 32105, 51368, 64210, 102736, 128420, 205472, 256840, 513680, 815467, 1027360, 1630934, 3261868, 4077335, 6523736, 8154670, 13047472, 16309340, 26094944, 32618680, 65237360, 130474720]

約数ペア:

[(1, 130474720), (2, 65237360), (4, 32618680), (5, 26094944), (8, 16309340), (10, 13047472), (16, 8154670), (20, 6523736), (32, 4077335), (40, 3261868), (80, 1630934), (127, 1027360), (160, 815467), (254, 513680), (508, 256840), (635, 205472), (1016, 128420), (1270, 102736), (2032, 64210), (2540, 51368), (4064, 32105), (5080, 25684), (6421, 20320), (10160, 12842)]