78837925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3041}}^1$

素因数の和:3129

約数の個数: 24

約数和(自身を含む): 105241032

約数和(自身を除く): 26403107

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525, 3041, 5185, 15205, 25925, 51697, 76025, 185501, 258485, 927505, 1292425, 3153517, 4637525, 15767585, 78837925]

約数ペア:

[(1, 78837925), (5, 15767585), (17, 4637525), (25, 3153517), (61, 1292425), (85, 927505), (305, 258485), (425, 185501), (1037, 76025), (1525, 51697), (3041, 25925), (5185, 15205)]