261034130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2331

約数の個数: 64

約数和(自身を含む): 568263168

約数和(自身を除く): 307229038

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 73, 115, 146, 161, 230, 322, 365, 511, 730, 805, 1022, 1610, 1679, 2221, 2555, 3358, 4442, 5110, 8395, 11105, 11753, 15547, 16790, 22210, 23506, 31094, 51083, 58765, 77735, 102166, 117530, 155470, 162133, 255415, 324266, 357581, 510830, 715162, 810665, 1134931, 1621330, 1787905, 2269862, 3575810, 3729059, 5674655, 7458118, 11349310, 18645295, 26103413, 37290590, 52206826, 130517065, 261034130]

約数ペア:

[(1, 261034130), (2, 130517065), (5, 52206826), (7, 37290590), (10, 26103413), (14, 18645295), (23, 11349310), (35, 7458118), (46, 5674655), (70, 3729059), (73, 3575810), (115, 2269862), (146, 1787905), (161, 1621330), (230, 1134931), (322, 810665), (365, 715162), (511, 510830), (730, 357581), (805, 324266), (1022, 255415), (1610, 162133), (1679, 155470), (2221, 117530), (2555, 102166), (3358, 77735), (4442, 58765), (5110, 51083), (8395, 31094), (11105, 23506), (11753, 22210), (15547, 16790)]