205129435400

素因数分解:

$2^3\times 5^2\times {\mathrm{23971}}^1\times {\mathrm{42787}}^1$

素因数の和:66774

約数の個数: 48

約数和(自身を含む): 476956980240

約数和(自身を除く): 271827544840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 23971, 42787, 47942, 85574, 95884, 119855, 171148, 191768, 213935, 239710, 342296, 427870, 479420, 599275, 855740, 958840, 1069675, 1198550, 1711480, 2139350, 2397100, 4278700, 4794200, 8557400, 1025647177, 2051294354, 4102588708, 5128235885, 8205177416, 10256471770, 20512943540, 25641179425, 41025887080, 51282358850, 102564717700, 205129435400]

約数ペア:

[(1, 205129435400), (2, 102564717700), (4, 51282358850), (5, 41025887080), (8, 25641179425), (10, 20512943540), (20, 10256471770), (25, 8205177416), (40, 5128235885), (50, 4102588708), (100, 2051294354), (200, 1025647177), (23971, 8557400), (42787, 4794200), (47942, 4278700), (85574, 2397100), (95884, 2139350), (119855, 1711480), (171148, 1198550), (191768, 1069675), (213935, 958840), (239710, 855740), (342296, 599275), (427870, 479420)]