100420840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1709}}^1$

素因数の和:1846

約数の個数: 64

約数和(自身を含む): 245624400

約数和(自身を除く): 145203560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 452, 520, 565, 904, 1130, 1469, 1709, 2260, 2938, 3418, 4520, 5876, 6836, 7345, 8545, 11752, 13672, 14690, 17090, 22217, 29380, 34180, 44434, 58760, 68360, 88868, 111085, 177736, 193117, 222170, 386234, 444340, 772468, 888680, 965585, 1544936, 1931170, 2510521, 3862340, 5021042, 7724680, 10042084, 12552605, 20084168, 25105210, 50210420, 100420840]

約数ペア:

[(1, 100420840), (2, 50210420), (4, 25105210), (5, 20084168), (8, 12552605), (10, 10042084), (13, 7724680), (20, 5021042), (26, 3862340), (40, 2510521), (52, 1931170), (65, 1544936), (104, 965585), (113, 888680), (130, 772468), (226, 444340), (260, 386234), (452, 222170), (520, 193117), (565, 177736), (904, 111085), (1130, 88868), (1469, 68360), (1709, 58760), (2260, 44434), (2938, 34180), (3418, 29380), (4520, 22217), (5876, 17090), (6836, 14690), (7345, 13672), (8545, 11752)]