25223680

素因数分解:

$2^9\times 5^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:249

約数の個数: 80

約数和(自身を含む): 61871040

約数和(自身を除く): 36647360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 167, 236, 256, 295, 320, 334, 472, 512, 590, 640, 668, 835, 944, 1180, 1280, 1336, 1670, 1888, 2360, 2560, 2672, 3340, 3776, 4720, 5344, 6680, 7552, 9440, 9853, 10688, 13360, 15104, 18880, 19706, 21376, 26720, 30208, 37760, 39412, 42752, 49265, 53440, 75520, 78824, 85504, 98530, 106880, 151040, 157648, 197060, 213760, 315296, 394120, 427520, 630592, 788240, 1261184, 1576480, 2522368, 3152960, 5044736, 6305920, 12611840, 25223680]

約数ペア:

[(1, 25223680), (2, 12611840), (4, 6305920), (5, 5044736), (8, 3152960), (10, 2522368), (16, 1576480), (20, 1261184), (32, 788240), (40, 630592), (59, 427520), (64, 394120), (80, 315296), (118, 213760), (128, 197060), (160, 157648), (167, 151040), (236, 106880), (256, 98530), (295, 85504), (320, 78824), (334, 75520), (472, 53440), (512, 49265), (590, 42752), (640, 39412), (668, 37760), (835, 30208), (944, 26720), (1180, 21376), (1280, 19706), (1336, 18880), (1670, 15104), (1888, 13360), (2360, 10688), (2560, 9853), (2672, 9440), (3340, 7552), (3776, 6680), (4720, 5344)]