7991250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{2131}}^1$

素因数の和:2156

約数の個数: 40

約数和(自身を含む): 19981104

約数和(自身を除く): 11989854

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 2131, 3750, 4262, 6393, 10655, 12786, 21310, 31965, 53275, 63930, 106550, 159825, 266375, 319650, 532750, 799125, 1331875, 1598250, 2663750, 3995625, 7991250]

約数ペア:

[(1, 7991250), (2, 3995625), (3, 2663750), (5, 1598250), (6, 1331875), (10, 799125), (15, 532750), (25, 319650), (30, 266375), (50, 159825), (75, 106550), (125, 63930), (150, 53275), (250, 31965), (375, 21310), (625, 12786), (750, 10655), (1250, 6393), (1875, 4262), (2131, 3750)]