84895850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:855

約数の個数: 48

約数和(自身を含む): 171134880

約数和(自身を除く): 86239030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 211, 325, 422, 619, 650, 1055, 1238, 2110, 2743, 3095, 5275, 5486, 6190, 8047, 10550, 13715, 15475, 16094, 27430, 30950, 40235, 68575, 80470, 130609, 137150, 201175, 261218, 402350, 653045, 1306090, 1697917, 3265225, 3395834, 6530450, 8489585, 16979170, 42447925, 84895850]

約数ペア:

[(1, 84895850), (2, 42447925), (5, 16979170), (10, 8489585), (13, 6530450), (25, 3395834), (26, 3265225), (50, 1697917), (65, 1306090), (130, 653045), (211, 402350), (325, 261218), (422, 201175), (619, 137150), (650, 130609), (1055, 80470), (1238, 68575), (2110, 40235), (2743, 30950), (3095, 27430), (5275, 16094), (5486, 15475), (6190, 13715), (8047, 10550)]