180122000

素因数分解:

$2^4\times 5^3\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:933

約数の個数: 80

約数和(自身を含む): 439940592

約数和(自身を除く): 259818592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 125, 200, 226, 250, 400, 452, 500, 565, 797, 904, 1000, 1130, 1594, 1808, 2000, 2260, 2825, 3188, 3985, 4520, 5650, 6376, 7970, 9040, 11300, 12752, 14125, 15940, 19925, 22600, 28250, 31880, 39850, 45200, 56500, 63760, 79700, 90061, 99625, 113000, 159400, 180122, 199250, 226000, 318800, 360244, 398500, 450305, 720488, 797000, 900610, 1440976, 1594000, 1801220, 2251525, 3602440, 4503050, 7204880, 9006100, 11257625, 18012200, 22515250, 36024400, 45030500, 90061000, 180122000]

約数ペア:

[(1, 180122000), (2, 90061000), (4, 45030500), (5, 36024400), (8, 22515250), (10, 18012200), (16, 11257625), (20, 9006100), (25, 7204880), (40, 4503050), (50, 3602440), (80, 2251525), (100, 1801220), (113, 1594000), (125, 1440976), (200, 900610), (226, 797000), (250, 720488), (400, 450305), (452, 398500), (500, 360244), (565, 318800), (797, 226000), (904, 199250), (1000, 180122), (1130, 159400), (1594, 113000), (1808, 99625), (2000, 90061), (2260, 79700), (2825, 63760), (3188, 56500), (3985, 45200), (4520, 39850), (5650, 31880), (6376, 28250), (7970, 22600), (9040, 19925), (11300, 15940), (12752, 14125)]