25517640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{631}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 76901760

約数和(自身を除く): 51384120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 337, 631, 674, 1011, 1262, 1348, 1685, 1893, 2022, 2524, 2696, 3155, 3370, 3786, 4044, 5048, 5055, 6310, 6740, 7572, 8088, 9465, 10110, 12620, 13480, 15144, 18930, 20220, 25240, 37860, 40440, 75720, 212647, 425294, 637941, 850588, 1063235, 1275882, 1701176, 2126470, 2551764, 3189705, 4252940, 5103528, 6379410, 8505880, 12758820, 25517640]

約数ペア:

[(1, 25517640), (2, 12758820), (3, 8505880), (4, 6379410), (5, 5103528), (6, 4252940), (8, 3189705), (10, 2551764), (12, 2126470), (15, 1701176), (20, 1275882), (24, 1063235), (30, 850588), (40, 637941), (60, 425294), (120, 212647), (337, 75720), (631, 40440), (674, 37860), (1011, 25240), (1262, 20220), (1348, 18930), (1685, 15144), (1893, 13480), (2022, 12620), (2524, 10110), (2696, 9465), (3155, 8088), (3370, 7572), (3786, 6740), (4044, 6310), (5048, 5055)]