68164960

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10391}}^1$

素因数の和:10447

約数の個数: 48

約数和(自身を含む): 164983392

約数和(自身を除く): 96818432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 10391, 20782, 41564, 51955, 83128, 103910, 166256, 207820, 332512, 415640, 426031, 831280, 852062, 1662560, 1704124, 2130155, 3408248, 4260310, 6816496, 8520620, 13632992, 17041240, 34082480, 68164960]

約数ペア:

[(1, 68164960), (2, 34082480), (4, 17041240), (5, 13632992), (8, 8520620), (10, 6816496), (16, 4260310), (20, 3408248), (32, 2130155), (40, 1704124), (41, 1662560), (80, 852062), (82, 831280), (160, 426031), (164, 415640), (205, 332512), (328, 207820), (410, 166256), (656, 103910), (820, 83128), (1312, 51955), (1640, 41564), (3280, 20782), (6560, 10391)]