25616960

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:328

約数の個数: 84

約数和(自身を含む): 65033652

約数和(自身を除く): 39416692

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 277, 289, 320, 340, 544, 554, 578, 680, 1088, 1108, 1156, 1360, 1385, 1445, 2216, 2312, 2720, 2770, 2890, 4432, 4624, 4709, 5440, 5540, 5780, 8864, 9248, 9418, 11080, 11560, 17728, 18496, 18836, 22160, 23120, 23545, 37672, 44320, 46240, 47090, 75344, 80053, 88640, 92480, 94180, 150688, 160106, 188360, 301376, 320212, 376720, 400265, 640424, 753440, 800530, 1280848, 1506880, 1601060, 2561696, 3202120, 5123392, 6404240, 12808480, 25616960]

約数ペア:

[(1, 25616960), (2, 12808480), (4, 6404240), (5, 5123392), (8, 3202120), (10, 2561696), (16, 1601060), (17, 1506880), (20, 1280848), (32, 800530), (34, 753440), (40, 640424), (64, 400265), (68, 376720), (80, 320212), (85, 301376), (136, 188360), (160, 160106), (170, 150688), (272, 94180), (277, 92480), (289, 88640), (320, 80053), (340, 75344), (544, 47090), (554, 46240), (578, 44320), (680, 37672), (1088, 23545), (1108, 23120), (1156, 22160), (1360, 18836), (1385, 18496), (1445, 17728), (2216, 11560), (2312, 11080), (2720, 9418), (2770, 9248), (2890, 8864), (4432, 5780), (4624, 5540), (4709, 5440)]