68767660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6451}}^1$

素因数の和:6514

約数の個数: 48

約数和(自身を含む): 159338592

約数和(自身を除く): 90570932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 6451, 10660, 12902, 25804, 32255, 64510, 83863, 129020, 167726, 264491, 335452, 419315, 528982, 838630, 1057964, 1322455, 1677260, 2644910, 3438383, 5289820, 6876766, 13753532, 17191915, 34383830, 68767660]

約数ペア:

[(1, 68767660), (2, 34383830), (4, 17191915), (5, 13753532), (10, 6876766), (13, 5289820), (20, 3438383), (26, 2644910), (41, 1677260), (52, 1322455), (65, 1057964), (82, 838630), (130, 528982), (164, 419315), (205, 335452), (260, 264491), (410, 167726), (533, 129020), (820, 83863), (1066, 64510), (2132, 32255), (2665, 25804), (5330, 12902), (6451, 10660)]