30816250

素因数分解:

$2^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:388

約数の個数: 40

約数和(自身を含む): 58621860

約数和(自身を除く): 27805610

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 277, 445, 554, 625, 890, 1250, 1385, 2225, 2770, 4450, 6925, 11125, 13850, 22250, 24653, 34625, 49306, 55625, 69250, 111250, 123265, 173125, 246530, 346250, 616325, 1232650, 3081625, 6163250, 15408125, 30816250]

約数ペア:

[(1, 30816250), (2, 15408125), (5, 6163250), (10, 3081625), (25, 1232650), (50, 616325), (89, 346250), (125, 246530), (178, 173125), (250, 123265), (277, 111250), (445, 69250), (554, 55625), (625, 49306), (890, 34625), (1250, 24653), (1385, 22250), (2225, 13850), (2770, 11125), (4450, 6925)]