25865360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 62984064

約数和(自身を除く): 37118704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 73, 80, 86, 103, 146, 172, 206, 215, 292, 344, 365, 412, 430, 515, 584, 688, 730, 824, 860, 1030, 1168, 1460, 1648, 1720, 2060, 2920, 3139, 3440, 4120, 4429, 5840, 6278, 7519, 8240, 8858, 12556, 15038, 15695, 17716, 22145, 25112, 30076, 31390, 35432, 37595, 44290, 50224, 60152, 62780, 70864, 75190, 88580, 120304, 125560, 150380, 177160, 251120, 300760, 323317, 354320, 601520, 646634, 1293268, 1616585, 2586536, 3233170, 5173072, 6466340, 12932680, 25865360]

約数ペア:

[(1, 25865360), (2, 12932680), (4, 6466340), (5, 5173072), (8, 3233170), (10, 2586536), (16, 1616585), (20, 1293268), (40, 646634), (43, 601520), (73, 354320), (80, 323317), (86, 300760), (103, 251120), (146, 177160), (172, 150380), (206, 125560), (215, 120304), (292, 88580), (344, 75190), (365, 70864), (412, 62780), (430, 60152), (515, 50224), (584, 44290), (688, 37595), (730, 35432), (824, 31390), (860, 30076), (1030, 25112), (1168, 22145), (1460, 17716), (1648, 15695), (1720, 15038), (2060, 12556), (2920, 8858), (3139, 8240), (3440, 7519), (4120, 6278), (4429, 5840)]