25969390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1327}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 49720320

約数和(自身を除く): 23750930

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 1030, 1327, 1957, 2654, 3914, 6635, 9785, 13270, 19570, 25213, 50426, 126065, 136681, 252130, 273362, 683405, 1366810, 2596939, 5193878, 12984695, 25969390]

約数ペア:

[(1, 25969390), (2, 12984695), (5, 5193878), (10, 2596939), (19, 1366810), (38, 683405), (95, 273362), (103, 252130), (190, 136681), (206, 126065), (515, 50426), (1030, 25213), (1327, 19570), (1957, 13270), (2654, 9785), (3914, 6635)]