201399280

素因数分解:

$2^4\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{1693}}^1$

素因数の和:3193

約数の個数: 40

約数和(自身を含む): 468844992

約数和(自身を除く): 267445712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1487, 1693, 2974, 3386, 5948, 6772, 7435, 8465, 11896, 13544, 14870, 16930, 23792, 27088, 29740, 33860, 59480, 67720, 118960, 135440, 2517491, 5034982, 10069964, 12587455, 20139928, 25174910, 40279856, 50349820, 100699640, 201399280]

約数ペア:

[(1, 201399280), (2, 100699640), (4, 50349820), (5, 40279856), (8, 25174910), (10, 20139928), (16, 12587455), (20, 10069964), (40, 5034982), (80, 2517491), (1487, 135440), (1693, 118960), (2974, 67720), (3386, 59480), (5948, 33860), (6772, 29740), (7435, 27088), (8465, 23792), (11896, 16930), (13544, 14870)]