26886250

素因数分解:

$2^1\times 5^4\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 40

約数和(自身を含む): 51086772

約数和(自身を除く): 24200522

約数列:

[1, 2, 5, 10, 25, 50, 125, 137, 157, 250, 274, 314, 625, 685, 785, 1250, 1370, 1570, 3425, 3925, 6850, 7850, 17125, 19625, 21509, 34250, 39250, 43018, 85625, 98125, 107545, 171250, 196250, 215090, 537725, 1075450, 2688625, 5377250, 13443125, 26886250]

約数ペア:

[(1, 26886250), (2, 13443125), (5, 5377250), (10, 2688625), (25, 1075450), (50, 537725), (125, 215090), (137, 196250), (157, 171250), (250, 107545), (274, 98125), (314, 85625), (625, 43018), (685, 39250), (785, 34250), (1250, 21509), (1370, 19625), (1570, 17125), (3425, 7850), (3925, 6850)]