81930690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101149}}^1$

素因数の和:101168

約数の個数: 40

約数和(自身を含む): 220304700

約数和(自身を除く): 138374010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 101149, 202298, 303447, 505745, 606894, 910341, 1011490, 1517235, 1820682, 2731023, 3034470, 4551705, 5462046, 8193069, 9103410, 13655115, 16386138, 27310230, 40965345, 81930690]

約数ペア:

[(1, 81930690), (2, 40965345), (3, 27310230), (5, 16386138), (6, 13655115), (9, 9103410), (10, 8193069), (15, 5462046), (18, 4551705), (27, 3034470), (30, 2731023), (45, 1820682), (54, 1517235), (81, 1011490), (90, 910341), (135, 606894), (162, 505745), (270, 303447), (405, 202298), (810, 101149)]