25486875

素因数分解:

$3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 60

約数和(自身を含む): 48247056

約数和(自身を除く): 22760181

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 197, 207, 225, 345, 375, 575, 591, 625, 985, 1035, 1125, 1725, 1773, 1875, 2875, 2955, 4531, 4925, 5175, 5625, 8625, 8865, 13593, 14375, 14775, 22655, 24625, 25875, 40779, 43125, 44325, 67965, 73875, 113275, 123125, 129375, 203895, 221625, 339825, 369375, 566375, 1019475, 1108125, 1699125, 2831875, 5097375, 8495625, 25486875]

約数ペア:

[(1, 25486875), (3, 8495625), (5, 5097375), (9, 2831875), (15, 1699125), (23, 1108125), (25, 1019475), (45, 566375), (69, 369375), (75, 339825), (115, 221625), (125, 203895), (197, 129375), (207, 123125), (225, 113275), (345, 73875), (375, 67965), (575, 44325), (591, 43125), (625, 40779), (985, 25875), (1035, 24625), (1125, 22655), (1725, 14775), (1773, 14375), (1875, 13593), (2875, 8865), (2955, 8625), (4531, 5625), (4925, 5175)]