55620550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 108475200

約数和(自身を除く): 52854650

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 89, 145, 178, 290, 431, 445, 725, 862, 890, 1450, 2155, 2225, 2581, 4310, 4450, 5162, 10775, 12499, 12905, 21550, 24998, 25810, 38359, 62495, 64525, 76718, 124990, 129050, 191795, 312475, 383590, 624950, 958975, 1112411, 1917950, 2224822, 5562055, 11124110, 27810275, 55620550]

約数ペア:

[(1, 55620550), (2, 27810275), (5, 11124110), (10, 5562055), (25, 2224822), (29, 1917950), (50, 1112411), (58, 958975), (89, 624950), (145, 383590), (178, 312475), (290, 191795), (431, 129050), (445, 124990), (725, 76718), (862, 64525), (890, 62495), (1450, 38359), (2155, 25810), (2225, 24998), (2581, 21550), (4310, 12905), (4450, 12499), (5162, 10775)]