25959375

素因数分解:

$3^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 25224849

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 71, 75, 117, 125, 195, 213, 225, 325, 355, 375, 585, 625, 639, 923, 975, 1065, 1125, 1625, 1775, 1875, 2769, 2925, 3125, 3195, 4615, 4875, 5325, 5625, 8125, 8307, 8875, 9375, 13845, 14625, 15975, 23075, 24375, 26625, 28125, 40625, 41535, 44375, 69225, 73125, 79875, 115375, 121875, 133125, 207675, 221875, 346125, 365625, 399375, 576875, 665625, 1038375, 1730625, 1996875, 2884375, 5191875, 8653125, 25959375]

約数ペア:

[(1, 25959375), (3, 8653125), (5, 5191875), (9, 2884375), (13, 1996875), (15, 1730625), (25, 1038375), (39, 665625), (45, 576875), (65, 399375), (71, 365625), (75, 346125), (117, 221875), (125, 207675), (195, 133125), (213, 121875), (225, 115375), (325, 79875), (355, 73125), (375, 69225), (585, 44375), (625, 41535), (639, 40625), (923, 28125), (975, 26625), (1065, 24375), (1125, 23075), (1625, 15975), (1775, 14625), (1875, 13845), (2769, 9375), (2925, 8875), (3125, 8307), (3195, 8125), (4615, 5625), (4875, 5325)]