66065870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{821}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 128429280

約数和(自身を除く): 62363410

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 619, 821, 1238, 1642, 3095, 4105, 6190, 8047, 8210, 10673, 16094, 21346, 40235, 53365, 80470, 106730, 508199, 1016398, 2540995, 5081990, 6606587, 13213174, 33032935, 66065870]

約数ペア:

[(1, 66065870), (2, 33032935), (5, 13213174), (10, 6606587), (13, 5081990), (26, 2540995), (65, 1016398), (130, 508199), (619, 106730), (821, 80470), (1238, 53365), (1642, 40235), (3095, 21346), (4105, 16094), (6190, 10673), (8047, 8210)]