51925940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 122892000

約数和(自身を除く): 70966060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 430, 473, 484, 499, 605, 860, 946, 998, 1210, 1892, 1996, 2365, 2420, 2495, 4730, 4990, 5203, 5489, 9460, 9980, 10406, 10978, 20812, 21457, 21956, 26015, 27445, 42914, 52030, 54890, 60379, 85828, 104060, 107285, 109780, 120758, 214570, 236027, 241516, 301895, 429140, 472054, 603790, 944108, 1180135, 1207580, 2360270, 2596297, 4720540, 5192594, 10385188, 12981485, 25962970, 51925940]

約数ペア:

[(1, 51925940), (2, 25962970), (4, 12981485), (5, 10385188), (10, 5192594), (11, 4720540), (20, 2596297), (22, 2360270), (43, 1207580), (44, 1180135), (55, 944108), (86, 603790), (110, 472054), (121, 429140), (172, 301895), (215, 241516), (220, 236027), (242, 214570), (430, 120758), (473, 109780), (484, 107285), (499, 104060), (605, 85828), (860, 60379), (946, 54890), (998, 52030), (1210, 42914), (1892, 27445), (1996, 26015), (2365, 21956), (2420, 21457), (2495, 20812), (4730, 10978), (4990, 10406), (5203, 9980), (5489, 9460)]