66714460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{821}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 149143680

約数和(自身を除く): 82429220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 340, 478, 821, 956, 1195, 1642, 2390, 3284, 4063, 4105, 4780, 8126, 8210, 13957, 16252, 16420, 20315, 27914, 40630, 55828, 69785, 81260, 139570, 196219, 279140, 392438, 784876, 981095, 1962190, 3335723, 3924380, 6671446, 13342892, 16678615, 33357230, 66714460]

約数ペア:

[(1, 66714460), (2, 33357230), (4, 16678615), (5, 13342892), (10, 6671446), (17, 3924380), (20, 3335723), (34, 1962190), (68, 981095), (85, 784876), (170, 392438), (239, 279140), (340, 196219), (478, 139570), (821, 81260), (956, 69785), (1195, 55828), (1642, 40630), (2390, 27914), (3284, 20315), (4063, 16420), (4105, 16252), (4780, 13957), (8126, 8210)]