25194040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 60328800

約数和(自身を除く): 35134760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 587, 740, 1073, 1160, 1174, 1480, 2146, 2348, 2935, 4292, 4696, 5365, 5870, 8584, 10730, 11740, 17023, 21460, 21719, 23480, 34046, 42920, 43438, 68092, 85115, 86876, 108595, 136184, 170230, 173752, 217190, 340460, 434380, 629851, 680920, 868760, 1259702, 2519404, 3149255, 5038808, 6298510, 12597020, 25194040]

約数ペア:

[(1, 25194040), (2, 12597020), (4, 6298510), (5, 5038808), (8, 3149255), (10, 2519404), (20, 1259702), (29, 868760), (37, 680920), (40, 629851), (58, 434380), (74, 340460), (116, 217190), (145, 173752), (148, 170230), (185, 136184), (232, 108595), (290, 86876), (296, 85115), (370, 68092), (580, 43438), (587, 42920), (740, 34046), (1073, 23480), (1160, 21719), (1174, 21460), (1480, 17023), (2146, 11740), (2348, 10730), (2935, 8584), (4292, 5870), (4696, 5365)]