80043750

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{1423}}^1$

素因数の和:1456

約数の個数: 72

約数和(自身を含む): 216923616

約数和(自身を除く): 136879866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1423, 1875, 2250, 2846, 3125, 3750, 4269, 5625, 6250, 7115, 8538, 9375, 11250, 12807, 14230, 18750, 21345, 25614, 28125, 35575, 42690, 56250, 64035, 71150, 106725, 128070, 177875, 213450, 320175, 355750, 533625, 640350, 889375, 1067250, 1600875, 1778750, 2668125, 3201750, 4446875, 5336250, 8004375, 8893750, 13340625, 16008750, 26681250, 40021875, 80043750]

約数ペア:

[(1, 80043750), (2, 40021875), (3, 26681250), (5, 16008750), (6, 13340625), (9, 8893750), (10, 8004375), (15, 5336250), (18, 4446875), (25, 3201750), (30, 2668125), (45, 1778750), (50, 1600875), (75, 1067250), (90, 889375), (125, 640350), (150, 533625), (225, 355750), (250, 320175), (375, 213450), (450, 177875), (625, 128070), (750, 106725), (1125, 71150), (1250, 64035), (1423, 56250), (1875, 42690), (2250, 35575), (2846, 28125), (3125, 25614), (3750, 21345), (4269, 18750), (5625, 14230), (6250, 12807), (7115, 11250), (8538, 9375)]