31315580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 69237504

約数和(自身を除く): 37921924

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 953, 1060, 1643, 1906, 3286, 3812, 4765, 6572, 8215, 9530, 16430, 19060, 29543, 32860, 50509, 59086, 101018, 118172, 147715, 202036, 252545, 295430, 505090, 590860, 1010180, 1565779, 3131558, 6263116, 7828895, 15657790, 31315580]

約数ペア:

[(1, 31315580), (2, 15657790), (4, 7828895), (5, 6263116), (10, 3131558), (20, 1565779), (31, 1010180), (53, 590860), (62, 505090), (106, 295430), (124, 252545), (155, 202036), (212, 147715), (265, 118172), (310, 101018), (530, 59086), (620, 50509), (953, 32860), (1060, 29543), (1643, 19060), (1906, 16430), (3286, 9530), (3812, 8215), (4765, 6572)]