26120800

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:440

約数の個数: 72

約数和(自身を含む): 64589616

約数和(自身を除く): 38468816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 317, 400, 412, 515, 634, 800, 824, 1030, 1268, 1585, 1648, 2060, 2536, 2575, 3170, 3296, 4120, 5072, 5150, 6340, 7925, 8240, 10144, 10300, 12680, 15850, 16480, 20600, 25360, 31700, 32651, 41200, 50720, 63400, 65302, 82400, 126800, 130604, 163255, 253600, 261208, 326510, 522416, 653020, 816275, 1044832, 1306040, 1632550, 2612080, 3265100, 5224160, 6530200, 13060400, 26120800]

約数ペア:

[(1, 26120800), (2, 13060400), (4, 6530200), (5, 5224160), (8, 3265100), (10, 2612080), (16, 1632550), (20, 1306040), (25, 1044832), (32, 816275), (40, 653020), (50, 522416), (80, 326510), (100, 261208), (103, 253600), (160, 163255), (200, 130604), (206, 126800), (317, 82400), (400, 65302), (412, 63400), (515, 50720), (634, 41200), (800, 32651), (824, 31700), (1030, 25360), (1268, 20600), (1585, 16480), (1648, 15850), (2060, 12680), (2536, 10300), (2575, 10144), (3170, 8240), (3296, 7925), (4120, 6340), (5072, 5150)]