25793260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 31864340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 659, 1030, 1318, 1957, 2060, 2636, 3295, 3914, 6590, 7828, 9785, 12521, 13180, 19570, 25042, 39140, 50084, 62605, 67877, 125210, 135754, 250420, 271508, 339385, 678770, 1289663, 1357540, 2579326, 5158652, 6448315, 12896630, 25793260]

約数ペア:

[(1, 25793260), (2, 12896630), (4, 6448315), (5, 5158652), (10, 2579326), (19, 1357540), (20, 1289663), (38, 678770), (76, 339385), (95, 271508), (103, 250420), (190, 135754), (206, 125210), (380, 67877), (412, 62605), (515, 50084), (659, 39140), (1030, 25042), (1318, 19570), (1957, 13180), (2060, 12521), (2636, 9785), (3295, 7828), (3914, 6590)]