891036250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{54833}}^1$

素因数の和:54868

約数の個数: 40

約数和(自身を含む): 1798664868

約数和(自身を除く): 907628618

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 16250, 54833, 109666, 274165, 548330, 712829, 1370825, 1425658, 2741650, 3564145, 6854125, 7128290, 13708250, 17820725, 34270625, 35641450, 68541250, 89103625, 178207250, 445518125, 891036250]

約数ペア:

[(1, 891036250), (2, 445518125), (5, 178207250), (10, 89103625), (13, 68541250), (25, 35641450), (26, 34270625), (50, 17820725), (65, 13708250), (125, 7128290), (130, 6854125), (250, 3564145), (325, 2741650), (625, 1425658), (650, 1370825), (1250, 712829), (1625, 548330), (3250, 274165), (8125, 109666), (16250, 54833)]