185518125

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 375254880

約数和(自身を除く): 189736755

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 59, 65, 75, 117, 125, 129, 177, 195, 215, 225, 295, 325, 375, 387, 531, 559, 585, 625, 645, 767, 885, 975, 1075, 1125, 1475, 1625, 1677, 1875, 1935, 2301, 2537, 2655, 2795, 2925, 3225, 3835, 4425, 4875, 5031, 5375, 5625, 6903, 7375, 7611, 8125, 8385, 9675, 11505, 12685, 13275, 13975, 14625, 16125, 19175, 22125, 22833, 24375, 25155, 26875, 32981, 34515, 36875, 38055, 41925, 48375, 57525, 63425, 66375, 69875, 73125, 80625, 95875, 98943, 110625, 114165, 125775, 164905, 172575, 190275, 209625, 241875, 287625, 296829, 317125, 331875, 349375, 479375, 494715, 570825, 628875, 824525, 862875, 951375, 1048125, 1438125, 1484145, 1585625, 2473575, 2854125, 3144375, 4122625, 4314375, 4756875, 7420725, 12367875, 14270625, 20613125, 37103625, 61839375, 185518125]

約数ペア:

[(1, 185518125), (3, 61839375), (5, 37103625), (9, 20613125), (13, 14270625), (15, 12367875), (25, 7420725), (39, 4756875), (43, 4314375), (45, 4122625), (59, 3144375), (65, 2854125), (75, 2473575), (117, 1585625), (125, 1484145), (129, 1438125), (177, 1048125), (195, 951375), (215, 862875), (225, 824525), (295, 628875), (325, 570825), (375, 494715), (387, 479375), (531, 349375), (559, 331875), (585, 317125), (625, 296829), (645, 287625), (767, 241875), (885, 209625), (975, 190275), (1075, 172575), (1125, 164905), (1475, 125775), (1625, 114165), (1677, 110625), (1875, 98943), (1935, 95875), (2301, 80625), (2537, 73125), (2655, 69875), (2795, 66375), (2925, 63425), (3225, 57525), (3835, 48375), (4425, 41925), (4875, 38055), (5031, 36875), (5375, 34515), (5625, 32981), (6903, 26875), (7375, 25155), (7611, 24375), (8125, 22833), (8385, 22125), (9675, 19175), (11505, 16125), (12685, 14625), (13275, 13975)]