261445630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1\times {\mathrm{1123}}^1$

素因数の和:1912

約数の個数: 32

約数和(自身を含む): 486862848

約数和(自身を除く): 225417218

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 751, 1123, 1502, 2246, 3755, 5615, 7510, 11230, 23281, 34813, 46562, 69626, 116405, 174065, 232810, 348130, 843373, 1686746, 4216865, 8433730, 26144563, 52289126, 130722815, 261445630]

約数ペア:

[(1, 261445630), (2, 130722815), (5, 52289126), (10, 26144563), (31, 8433730), (62, 4216865), (155, 1686746), (310, 843373), (751, 348130), (1123, 232810), (1502, 174065), (2246, 116405), (3755, 69626), (5615, 46562), (7510, 34813), (11230, 23281)]