68743125

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 90

約数和(自身を含む): 137735598

約数和(自身を除く): 68992473

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 101, 121, 125, 165, 225, 275, 303, 363, 375, 495, 505, 605, 625, 825, 909, 1089, 1111, 1125, 1375, 1515, 1815, 1875, 2475, 2525, 3025, 3333, 4125, 4545, 5445, 5555, 5625, 6875, 7575, 9075, 9999, 12221, 12375, 12625, 15125, 16665, 20625, 22725, 27225, 27775, 36663, 37875, 45375, 49995, 61105, 61875, 63125, 75625, 83325, 109989, 113625, 136125, 138875, 183315, 189375, 226875, 249975, 305525, 416625, 549945, 568125, 680625, 694375, 916575, 1249875, 1527625, 2083125, 2749725, 4582875, 6249375, 7638125, 13748625, 22914375, 68743125]

約数ペア:

[(1, 68743125), (3, 22914375), (5, 13748625), (9, 7638125), (11, 6249375), (15, 4582875), (25, 2749725), (33, 2083125), (45, 1527625), (55, 1249875), (75, 916575), (99, 694375), (101, 680625), (121, 568125), (125, 549945), (165, 416625), (225, 305525), (275, 249975), (303, 226875), (363, 189375), (375, 183315), (495, 138875), (505, 136125), (605, 113625), (625, 109989), (825, 83325), (909, 75625), (1089, 63125), (1111, 61875), (1125, 61105), (1375, 49995), (1515, 45375), (1815, 37875), (1875, 36663), (2475, 27775), (2525, 27225), (3025, 22725), (3333, 20625), (4125, 16665), (4545, 15125), (5445, 12625), (5555, 12375), (5625, 12221), (6875, 9999), (7575, 9075)]