20070925100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{88069}}^1$

素因数の和:88179

約数の個数: 72

約数和(自身を含む): 45408187440

約数和(自身を除く): 25337262340

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 53, 86, 100, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 1075, 1325, 2150, 2279, 2650, 4300, 4558, 5300, 9116, 11395, 22790, 45580, 56975, 88069, 113950, 176138, 227900, 352276, 440345, 880690, 1761380, 2201725, 3786967, 4403450, 4667657, 7573934, 8806900, 9335314, 15147868, 18670628, 18934835, 23338285, 37869670, 46676570, 75739340, 93353140, 94674175, 116691425, 189348350, 200709251, 233382850, 378696700, 401418502, 466765700, 802837004, 1003546255, 2007092510, 4014185020, 5017731275, 10035462550, 20070925100]

約数ペア:

[(1, 20070925100), (2, 10035462550), (4, 5017731275), (5, 4014185020), (10, 2007092510), (20, 1003546255), (25, 802837004), (43, 466765700), (50, 401418502), (53, 378696700), (86, 233382850), (100, 200709251), (106, 189348350), (172, 116691425), (212, 94674175), (215, 93353140), (265, 75739340), (430, 46676570), (530, 37869670), (860, 23338285), (1060, 18934835), (1075, 18670628), (1325, 15147868), (2150, 9335314), (2279, 8806900), (2650, 7573934), (4300, 4667657), (4558, 4403450), (5300, 3786967), (9116, 2201725), (11395, 1761380), (22790, 880690), (45580, 440345), (56975, 352276), (88069, 227900), (113950, 176138)]