68465440

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1579}}^1$

素因数の和:1865

約数の個数: 48

約数和(自身を含む): 162449280

約数和(自身を除く): 93983840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1355, 1579, 2168, 2710, 3158, 4336, 5420, 6316, 7895, 8672, 10840, 12632, 15790, 21680, 25264, 31580, 43360, 50528, 63160, 126320, 252640, 427909, 855818, 1711636, 2139545, 3423272, 4279090, 6846544, 8558180, 13693088, 17116360, 34232720, 68465440]

約数ペア:

[(1, 68465440), (2, 34232720), (4, 17116360), (5, 13693088), (8, 8558180), (10, 6846544), (16, 4279090), (20, 3423272), (32, 2139545), (40, 1711636), (80, 855818), (160, 427909), (271, 252640), (542, 126320), (1084, 63160), (1355, 50528), (1579, 43360), (2168, 31580), (2710, 25264), (3158, 21680), (4336, 15790), (5420, 12632), (6316, 10840), (7895, 8672)]