2156250

素因数分解:

$2^1\times 3^1\times 5^6\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 56

約数和(自身を含む): 5624928

約数和(自身を除く): 3468678

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, 575, 625, 690, 750, 1150, 1250, 1725, 1875, 2875, 3125, 3450, 3750, 5750, 6250, 8625, 9375, 14375, 15625, 17250, 18750, 28750, 31250, 43125, 46875, 71875, 86250, 93750, 143750, 215625, 359375, 431250, 718750, 1078125, 2156250]

約数ペア:

[(1, 2156250), (2, 1078125), (3, 718750), (5, 431250), (6, 359375), (10, 215625), (15, 143750), (23, 93750), (25, 86250), (30, 71875), (46, 46875), (50, 43125), (69, 31250), (75, 28750), (115, 18750), (125, 17250), (138, 15625), (150, 14375), (230, 9375), (250, 8625), (345, 6250), (375, 5750), (575, 3750), (625, 3450), (690, 3125), (750, 2875), (1150, 1875), (1250, 1725)]