25313920

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1125

約数の個数: 64

約数和(自身を含む): 62209800

約数和(自身を除く): 36895880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1069, 1184, 1480, 2138, 2368, 2960, 4276, 4736, 5345, 5920, 8552, 10690, 11840, 17104, 21380, 23680, 34208, 39553, 42760, 68416, 79106, 85520, 136832, 158212, 171040, 197765, 316424, 342080, 395530, 632848, 684160, 791060, 1265696, 1582120, 2531392, 3164240, 5062784, 6328480, 12656960, 25313920]

約数ペア:

[(1, 25313920), (2, 12656960), (4, 6328480), (5, 5062784), (8, 3164240), (10, 2531392), (16, 1582120), (20, 1265696), (32, 791060), (37, 684160), (40, 632848), (64, 395530), (74, 342080), (80, 316424), (128, 197765), (148, 171040), (160, 158212), (185, 136832), (296, 85520), (320, 79106), (370, 68416), (592, 42760), (640, 39553), (740, 34208), (1069, 23680), (1184, 21380), (1480, 17104), (2138, 11840), (2368, 10690), (2960, 8552), (4276, 5920), (4736, 5345)]