2531123000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19031}}^1$

素因数の和:19078

約数の個数: 128

約数和(自身を含む): 7125580800

約数和(自身を除く): 4594457800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 250, 266, 280, 350, 380, 475, 500, 532, 665, 700, 760, 875, 950, 1000, 1064, 1330, 1400, 1750, 1900, 2375, 2660, 3325, 3500, 3800, 4750, 5320, 6650, 7000, 9500, 13300, 16625, 19000, 19031, 26600, 33250, 38062, 66500, 76124, 95155, 133000, 133217, 152248, 190310, 266434, 361589, 380620, 475775, 532868, 666085, 723178, 761240, 951550, 1065736, 1332170, 1446356, 1807945, 1903100, 2378875, 2531123, 2664340, 2892712, 3330425, 3615890, 3806200, 4757750, 5062246, 5328680, 6660850, 7231780, 9039725, 9515500, 10124492, 12655615, 13321700, 14463560, 16652125, 18079450, 19031000, 20248984, 25311230, 26643400, 33304250, 36158900, 45198625, 50622460, 63278075, 66608500, 72317800, 90397250, 101244920, 126556150, 133217000, 180794500, 253112300, 316390375, 361589000, 506224600, 632780750, 1265561500, 2531123000]

約数ペア:

[(1, 2531123000), (2, 1265561500), (4, 632780750), (5, 506224600), (7, 361589000), (8, 316390375), (10, 253112300), (14, 180794500), (19, 133217000), (20, 126556150), (25, 101244920), (28, 90397250), (35, 72317800), (38, 66608500), (40, 63278075), (50, 50622460), (56, 45198625), (70, 36158900), (76, 33304250), (95, 26643400), (100, 25311230), (125, 20248984), (133, 19031000), (140, 18079450), (152, 16652125), (175, 14463560), (190, 13321700), (200, 12655615), (250, 10124492), (266, 9515500), (280, 9039725), (350, 7231780), (380, 6660850), (475, 5328680), (500, 5062246), (532, 4757750), (665, 3806200), (700, 3615890), (760, 3330425), (875, 2892712), (950, 2664340), (1000, 2531123), (1064, 2378875), (1330, 1903100), (1400, 1807945), (1750, 1446356), (1900, 1332170), (2375, 1065736), (2660, 951550), (3325, 761240), (3500, 723178), (3800, 666085), (4750, 532868), (5320, 475775), (6650, 380620), (7000, 361589), (9500, 266434), (13300, 190310), (16625, 152248), (19000, 133217), (19031, 133000), (26600, 95155), (33250, 76124), (38062, 66500)]