68660072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{34747}}^1$

素因数の和:34785

約数の個数: 32

約数和(自身を含む): 145941600

約数和(自身を除く): 77281528

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 34747, 69494, 138988, 277976, 451711, 660193, 903422, 1320386, 1806844, 2640772, 3613688, 5281544, 8582509, 17165018, 34330036, 68660072]

約数ペア:

[(1, 68660072), (2, 34330036), (4, 17165018), (8, 8582509), (13, 5281544), (19, 3613688), (26, 2640772), (38, 1806844), (52, 1320386), (76, 903422), (104, 660193), (152, 451711), (247, 277976), (494, 138988), (988, 69494), (1976, 34747)]