68629990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4363}}^1$

素因数の和:4405

約数の個数: 48

約数和(自身を含む): 146263824

約数和(自身を除く): 77633834

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 4363, 7865, 8726, 15730, 21815, 43630, 47993, 56719, 95986, 113438, 239965, 283595, 479930, 527923, 567190, 623909, 1055846, 1247818, 2639615, 3119545, 5279230, 6239090, 6862999, 13725998, 34314995, 68629990]

約数ペア:

[(1, 68629990), (2, 34314995), (5, 13725998), (10, 6862999), (11, 6239090), (13, 5279230), (22, 3119545), (26, 2639615), (55, 1247818), (65, 1055846), (110, 623909), (121, 567190), (130, 527923), (143, 479930), (242, 283595), (286, 239965), (605, 113438), (715, 95986), (1210, 56719), (1430, 47993), (1573, 43630), (3146, 21815), (4363, 15730), (7865, 8726)]