56791125

素因数分解:

$3^4\times 5^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 108725760

約数和(自身を除く): 51934635

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 79, 81, 125, 135, 213, 225, 237, 355, 375, 395, 405, 639, 675, 711, 1065, 1125, 1185, 1775, 1917, 1975, 2025, 2133, 3195, 3375, 3555, 5325, 5609, 5751, 5925, 6399, 8875, 9585, 9875, 10125, 10665, 15975, 16827, 17775, 26625, 28045, 28755, 29625, 31995, 47925, 50481, 53325, 79875, 84135, 88875, 140225, 143775, 151443, 159975, 239625, 252405, 266625, 420675, 454329, 701125, 718875, 757215, 799875, 1262025, 2103375, 2271645, 3786075, 6310125, 11358225, 18930375, 56791125]

約数ペア:

[(1, 56791125), (3, 18930375), (5, 11358225), (9, 6310125), (15, 3786075), (25, 2271645), (27, 2103375), (45, 1262025), (71, 799875), (75, 757215), (79, 718875), (81, 701125), (125, 454329), (135, 420675), (213, 266625), (225, 252405), (237, 239625), (355, 159975), (375, 151443), (395, 143775), (405, 140225), (639, 88875), (675, 84135), (711, 79875), (1065, 53325), (1125, 50481), (1185, 47925), (1775, 31995), (1917, 29625), (1975, 28755), (2025, 28045), (2133, 26625), (3195, 17775), (3375, 16827), (3555, 15975), (5325, 10665), (5609, 10125), (5751, 9875), (5925, 9585), (6399, 8875)]