129451750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{27253}}^1$

素因数の和:27289

約数の個数: 32

約数和(自身を含む): 255097440

約数和(自身を除く): 125645690

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 27253, 54506, 136265, 272530, 517807, 681325, 1035614, 1362650, 2589035, 3406625, 5178070, 6813250, 12945175, 25890350, 64725875, 129451750]

約数ペア:

[(1, 129451750), (2, 64725875), (5, 25890350), (10, 12945175), (19, 6813250), (25, 5178070), (38, 3406625), (50, 2589035), (95, 1362650), (125, 1035614), (190, 681325), (250, 517807), (475, 272530), (950, 136265), (2375, 54506), (4750, 27253)]