78656904

素因数分解:

$2^3\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1699}}^1$

素因数の和:2354

約数の個数: 48

約数和(自身を含む): 213486000

約数和(自身を除く): 134829096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 643, 1286, 1699, 1929, 2572, 3398, 3858, 5097, 5144, 5787, 6796, 7716, 10194, 11574, 13592, 15291, 15432, 20388, 23148, 30582, 40776, 46296, 61164, 122328, 1092457, 2184914, 3277371, 4369828, 6554742, 8739656, 9832113, 13109484, 19664226, 26218968, 39328452, 78656904]

約数ペア:

[(1, 78656904), (2, 39328452), (3, 26218968), (4, 19664226), (6, 13109484), (8, 9832113), (9, 8739656), (12, 6554742), (18, 4369828), (24, 3277371), (36, 2184914), (72, 1092457), (643, 122328), (1286, 61164), (1699, 46296), (1929, 40776), (2572, 30582), (3398, 23148), (3858, 20388), (5097, 15432), (5144, 15291), (5787, 13592), (6796, 11574), (7716, 10194)]