28501250

素因数分解:

$2^1\times 5^4\times {\mathrm{151}}^2$

素因数の和:324

約数の個数: 30

約数和(自身を含む): 53778879

約数和(自身を除く): 25277629

約数列:

[1, 2, 5, 10, 25, 50, 125, 151, 250, 302, 625, 755, 1250, 1510, 3775, 7550, 18875, 22801, 37750, 45602, 94375, 114005, 188750, 228010, 570025, 1140050, 2850125, 5700250, 14250625, 28501250]

約数ペア:

[(1, 28501250), (2, 14250625), (5, 5700250), (10, 2850125), (25, 1140050), (50, 570025), (125, 228010), (151, 188750), (250, 114005), (302, 94375), (625, 45602), (755, 37750), (1250, 22801), (1510, 18875), (3775, 7550)]