8250380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 18095616

約数和(自身を除く): 9845236

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 131, 134, 188, 235, 262, 268, 335, 470, 524, 655, 670, 940, 1310, 1340, 2620, 3149, 6157, 6298, 8777, 12314, 12596, 15745, 17554, 24628, 30785, 31490, 35108, 43885, 61570, 62980, 87770, 123140, 175540, 412519, 825038, 1650076, 2062595, 4125190, 8250380]

約数ペア:

[(1, 8250380), (2, 4125190), (4, 2062595), (5, 1650076), (10, 825038), (20, 412519), (47, 175540), (67, 123140), (94, 87770), (131, 62980), (134, 61570), (188, 43885), (235, 35108), (262, 31490), (268, 30785), (335, 24628), (470, 17554), (524, 15745), (655, 12596), (670, 12314), (940, 8777), (1310, 6298), (1340, 6157), (2620, 3149)]