25210440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 87816960

約数和(自身を除く): 62606520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 251, 270, 279, 310, 324, 360, 372, 405, 465, 502, 540, 558, 620, 648, 744, 753, 810, 837, 930, 1004, 1080, 1116, 1240, 1255, 1395, 1506, 1620, 1674, 1860, 2008, 2232, 2259, 2510, 2511, 2790, 3012, 3240, 3348, 3720, 3765, 4185, 4518, 5020, 5022, 5580, 6024, 6696, 6777, 7530, 7781, 8370, 9036, 10040, 10044, 11160, 11295, 12555, 13554, 15060, 15562, 16740, 18072, 20088, 20331, 22590, 23343, 25110, 27108, 30120, 31124, 33480, 33885, 38905, 40662, 45180, 46686, 50220, 54216, 62248, 67770, 70029, 77810, 81324, 90360, 93372, 100440, 101655, 116715, 135540, 140058, 155620, 162648, 186744, 203310, 210087, 233430, 271080, 280116, 311240, 350145, 406620, 420174, 466860, 560232, 630261, 700290, 813240, 840348, 933720, 1050435, 1260522, 1400580, 1680696, 2100870, 2521044, 2801160, 3151305, 4201740, 5042088, 6302610, 8403480, 12605220, 25210440]

約数ペア:

[(1, 25210440), (2, 12605220), (3, 8403480), (4, 6302610), (5, 5042088), (6, 4201740), (8, 3151305), (9, 2801160), (10, 2521044), (12, 2100870), (15, 1680696), (18, 1400580), (20, 1260522), (24, 1050435), (27, 933720), (30, 840348), (31, 813240), (36, 700290), (40, 630261), (45, 560232), (54, 466860), (60, 420174), (62, 406620), (72, 350145), (81, 311240), (90, 280116), (93, 271080), (108, 233430), (120, 210087), (124, 203310), (135, 186744), (155, 162648), (162, 155620), (180, 140058), (186, 135540), (216, 116715), (248, 101655), (251, 100440), (270, 93372), (279, 90360), (310, 81324), (324, 77810), (360, 70029), (372, 67770), (405, 62248), (465, 54216), (502, 50220), (540, 46686), (558, 45180), (620, 40662), (648, 38905), (744, 33885), (753, 33480), (810, 31124), (837, 30120), (930, 27108), (1004, 25110), (1080, 23343), (1116, 22590), (1240, 20331), (1255, 20088), (1395, 18072), (1506, 16740), (1620, 15562), (1674, 15060), (1860, 13554), (2008, 12555), (2232, 11295), (2259, 11160), (2510, 10044), (2511, 10040), (2790, 9036), (3012, 8370), (3240, 7781), (3348, 7530), (3720, 6777), (3765, 6696), (4185, 6024), (4518, 5580), (5020, 5022)]