220892200

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{8431}}^1$

素因数の和:8578

約数の個数: 48

約数和(自身を含む): 517556160

約数和(自身を除く): 296663960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 1048, 1310, 2620, 3275, 5240, 6550, 8431, 13100, 16862, 26200, 33724, 42155, 67448, 84310, 168620, 210775, 337240, 421550, 843100, 1104461, 1686200, 2208922, 4417844, 5522305, 8835688, 11044610, 22089220, 27611525, 44178440, 55223050, 110446100, 220892200]

約数ペア:

[(1, 220892200), (2, 110446100), (4, 55223050), (5, 44178440), (8, 27611525), (10, 22089220), (20, 11044610), (25, 8835688), (40, 5522305), (50, 4417844), (100, 2208922), (131, 1686200), (200, 1104461), (262, 843100), (524, 421550), (655, 337240), (1048, 210775), (1310, 168620), (2620, 84310), (3275, 67448), (5240, 42155), (6550, 33724), (8431, 26200), (13100, 16862)]