72048800

素因数分解:

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

素因数の和:930

約数の個数: 72

約数和(自身を含む): 177668316

約数和(自身を除く): 105619516

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 797, 800, 904, 1130, 1594, 1808, 2260, 2825, 3188, 3616, 3985, 4520, 5650, 6376, 7970, 9040, 11300, 12752, 15940, 18080, 19925, 22600, 25504, 31880, 39850, 45200, 63760, 79700, 90061, 90400, 127520, 159400, 180122, 318800, 360244, 450305, 637600, 720488, 900610, 1440976, 1801220, 2251525, 2881952, 3602440, 4503050, 7204880, 9006100, 14409760, 18012200, 36024400, 72048800]

約数ペア:

[(1, 72048800), (2, 36024400), (4, 18012200), (5, 14409760), (8, 9006100), (10, 7204880), (16, 4503050), (20, 3602440), (25, 2881952), (32, 2251525), (40, 1801220), (50, 1440976), (80, 900610), (100, 720488), (113, 637600), (160, 450305), (200, 360244), (226, 318800), (400, 180122), (452, 159400), (565, 127520), (797, 90400), (800, 90061), (904, 79700), (1130, 63760), (1594, 45200), (1808, 39850), (2260, 31880), (2825, 25504), (3188, 22600), (3616, 19925), (3985, 18080), (4520, 15940), (5650, 12752), (6376, 11300), (7970, 9040)]