78876408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1049}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 213444000

約数和(自身を除く): 134567592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 241, 312, 482, 723, 964, 1049, 1446, 1928, 2098, 2892, 3133, 3147, 4196, 5784, 6266, 6294, 8392, 9399, 12532, 12588, 13637, 18798, 25064, 25176, 27274, 37596, 40911, 54548, 75192, 81822, 109096, 163644, 252809, 327288, 505618, 758427, 1011236, 1516854, 2022472, 3033708, 3286517, 6067416, 6573034, 9859551, 13146068, 19719102, 26292136, 39438204, 78876408]

約数ペア:

[(1, 78876408), (2, 39438204), (3, 26292136), (4, 19719102), (6, 13146068), (8, 9859551), (12, 6573034), (13, 6067416), (24, 3286517), (26, 3033708), (39, 2022472), (52, 1516854), (78, 1011236), (104, 758427), (156, 505618), (241, 327288), (312, 252809), (482, 163644), (723, 109096), (964, 81822), (1049, 75192), (1446, 54548), (1928, 40911), (2098, 37596), (2892, 27274), (3133, 25176), (3147, 25064), (4196, 18798), (5784, 13637), (6266, 12588), (6294, 12532), (8392, 9399)]