68040380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 149929920

約数和(自身を除く): 81889540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 290, 292, 365, 580, 730, 1460, 1607, 2117, 3214, 4234, 6428, 8035, 8468, 10585, 16070, 21170, 32140, 42340, 46603, 93206, 117311, 186412, 233015, 234622, 466030, 469244, 586555, 932060, 1173110, 2346220, 3402019, 6804038, 13608076, 17010095, 34020190, 68040380]

約数ペア:

[(1, 68040380), (2, 34020190), (4, 17010095), (5, 13608076), (10, 6804038), (20, 3402019), (29, 2346220), (58, 1173110), (73, 932060), (116, 586555), (145, 469244), (146, 466030), (290, 234622), (292, 233015), (365, 186412), (580, 117311), (730, 93206), (1460, 46603), (1607, 42340), (2117, 32140), (3214, 21170), (4234, 16070), (6428, 10585), (8035, 8468)]