64078210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12893}}^1$

素因数の和:12978

約数の個数: 32

約数和(自身を含む): 133684992

約数和(自身を除く): 69606782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 12893, 25786, 64465, 90251, 128930, 180502, 451255, 902510, 915403, 1830806, 4577015, 6407821, 9154030, 12815642, 32039105, 64078210]

約数ペア:

[(1, 64078210), (2, 32039105), (5, 12815642), (7, 9154030), (10, 6407821), (14, 4577015), (35, 1830806), (70, 915403), (71, 902510), (142, 451255), (355, 180502), (497, 128930), (710, 90251), (994, 64465), (2485, 25786), (4970, 12893)]