20492070025

素因数分解:

$5^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1\times {\mathrm{743}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 29226700800

約数和(自身を除く): 8734630775

約数列:

[1, 5, 7, 25, 35, 175, 359, 439, 743, 1795, 2195, 2513, 3073, 3715, 5201, 8975, 10975, 12565, 15365, 18575, 26005, 62825, 76825, 130025, 157601, 266737, 326177, 788005, 1103207, 1333685, 1630885, 1867159, 2283239, 3940025, 5516035, 6668425, 8154425, 9335795, 11416195, 27580175, 46678975, 57080975, 117097543, 585487715, 819682801, 2927438575, 4098414005, 20492070025]

約数ペア:

[(1, 20492070025), (5, 4098414005), (7, 2927438575), (25, 819682801), (35, 585487715), (175, 117097543), (359, 57080975), (439, 46678975), (743, 27580175), (1795, 11416195), (2195, 9335795), (2513, 8154425), (3073, 6668425), (3715, 5516035), (5201, 3940025), (8975, 2283239), (10975, 1867159), (12565, 1630885), (15365, 1333685), (18575, 1103207), (26005, 788005), (62825, 326177), (76825, 266737), (130025, 157601)]