2520171875

素因数分解:

$5^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:715

約数の個数: 56

約数和(自身を含む): 3576516720

約数和(自身を除く): 1056344845

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 475, 625, 653, 1235, 1625, 2375, 3125, 3265, 6175, 8125, 8489, 11875, 12407, 15625, 16325, 30875, 40625, 42445, 59375, 62035, 81625, 154375, 161291, 203125, 212225, 296875, 310175, 408125, 771875, 806455, 1061125, 1550875, 2040625, 3859375, 4032275, 5305625, 7754375, 10203125, 20161375, 26528125, 38771875, 100806875, 132640625, 193859375, 504034375, 2520171875]

約数ペア:

[(1, 2520171875), (5, 504034375), (13, 193859375), (19, 132640625), (25, 100806875), (65, 38771875), (95, 26528125), (125, 20161375), (247, 10203125), (325, 7754375), (475, 5305625), (625, 4032275), (653, 3859375), (1235, 2040625), (1625, 1550875), (2375, 1061125), (3125, 806455), (3265, 771875), (6175, 408125), (8125, 310175), (8489, 296875), (11875, 212225), (12407, 203125), (15625, 161291), (16325, 154375), (30875, 81625), (40625, 62035), (42445, 59375)]