25387630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 52005888

約数和(自身を除く): 26618258

約数列:

[1, 2, 5, 10, 17, 23, 34, 43, 46, 85, 86, 115, 151, 170, 215, 230, 302, 391, 430, 731, 755, 782, 989, 1462, 1510, 1955, 1978, 2567, 3473, 3655, 3910, 4945, 5134, 6493, 6946, 7310, 9890, 12835, 12986, 16813, 17365, 25670, 32465, 33626, 34730, 59041, 64930, 84065, 110381, 118082, 149339, 168130, 220762, 295205, 298678, 551905, 590410, 746695, 1103810, 1493390, 2538763, 5077526, 12693815, 25387630]

約数ペア:

[(1, 25387630), (2, 12693815), (5, 5077526), (10, 2538763), (17, 1493390), (23, 1103810), (34, 746695), (43, 590410), (46, 551905), (85, 298678), (86, 295205), (115, 220762), (151, 168130), (170, 149339), (215, 118082), (230, 110381), (302, 84065), (391, 64930), (430, 59041), (731, 34730), (755, 33626), (782, 32465), (989, 25670), (1462, 17365), (1510, 16813), (1955, 12986), (1978, 12835), (2567, 9890), (3473, 7310), (3655, 6946), (3910, 6493), (4945, 5134)]