51642900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:671

約数の個数: 144

約数和(自身を含む): 171655680

約数和(自身を除く): 120012780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 135, 150, 155, 180, 186, 225, 270, 279, 300, 310, 372, 450, 465, 540, 558, 617, 620, 675, 775, 837, 900, 930, 1116, 1234, 1350, 1395, 1550, 1674, 1851, 1860, 2325, 2468, 2700, 2790, 3085, 3100, 3348, 3702, 4185, 4650, 5553, 5580, 6170, 6975, 7404, 8370, 9255, 9300, 11106, 12340, 13950, 15425, 16659, 16740, 18510, 19127, 20925, 22212, 27765, 27900, 30850, 33318, 37020, 38254, 41850, 46275, 55530, 57381, 61700, 66636, 76508, 83295, 83700, 92550, 95635, 111060, 114762, 138825, 166590, 172143, 185100, 191270, 229524, 277650, 286905, 333180, 344286, 382540, 416475, 478175, 516429, 555300, 573810, 688572, 832950, 860715, 956350, 1032858, 1147620, 1434525, 1665900, 1721430, 1912700, 2065716, 2582145, 2869050, 3442860, 4303575, 5164290, 5738100, 8607150, 10328580, 12910725, 17214300, 25821450, 51642900]

約数ペア:

[(1, 51642900), (2, 25821450), (3, 17214300), (4, 12910725), (5, 10328580), (6, 8607150), (9, 5738100), (10, 5164290), (12, 4303575), (15, 3442860), (18, 2869050), (20, 2582145), (25, 2065716), (27, 1912700), (30, 1721430), (31, 1665900), (36, 1434525), (45, 1147620), (50, 1032858), (54, 956350), (60, 860715), (62, 832950), (75, 688572), (90, 573810), (93, 555300), (100, 516429), (108, 478175), (124, 416475), (135, 382540), (150, 344286), (155, 333180), (180, 286905), (186, 277650), (225, 229524), (270, 191270), (279, 185100), (300, 172143), (310, 166590), (372, 138825), (450, 114762), (465, 111060), (540, 95635), (558, 92550), (617, 83700), (620, 83295), (675, 76508), (775, 66636), (837, 61700), (900, 57381), (930, 55530), (1116, 46275), (1234, 41850), (1350, 38254), (1395, 37020), (1550, 33318), (1674, 30850), (1851, 27900), (1860, 27765), (2325, 22212), (2468, 20925), (2700, 19127), (2790, 18510), (3085, 16740), (3100, 16659), (3348, 15425), (3702, 13950), (4185, 12340), (4650, 11106), (5553, 9300), (5580, 9255), (6170, 8370), (6975, 7404)]