9918750

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{23}}^2$

素因数の和:76

約数の個数: 72

約数和(自身を含む): 25920216

約数和(自身を除く): 16001466

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 230, 250, 345, 375, 529, 575, 625, 690, 750, 1058, 1150, 1250, 1587, 1725, 1875, 2645, 2875, 3125, 3174, 3450, 3750, 5290, 5750, 6250, 7935, 8625, 9375, 13225, 14375, 15870, 17250, 18750, 26450, 28750, 39675, 43125, 66125, 71875, 79350, 86250, 132250, 143750, 198375, 215625, 330625, 396750, 431250, 661250, 991875, 1653125, 1983750, 3306250, 4959375, 9918750]

約数ペア:

[(1, 9918750), (2, 4959375), (3, 3306250), (5, 1983750), (6, 1653125), (10, 991875), (15, 661250), (23, 431250), (25, 396750), (30, 330625), (46, 215625), (50, 198375), (69, 143750), (75, 132250), (115, 86250), (125, 79350), (138, 71875), (150, 66125), (230, 43125), (250, 39675), (345, 28750), (375, 26450), (529, 18750), (575, 17250), (625, 15870), (690, 14375), (750, 13225), (1058, 9375), (1150, 8625), (1250, 7935), (1587, 6250), (1725, 5750), (1875, 5290), (2645, 3750), (2875, 3450), (3125, 3174)]