1301781325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{85223}}^1$

素因数の和:85293

約数の個数: 24

約数和(自身を含む): 1775386368

約数和(自身を除く): 473605043

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 15275, 85223, 426115, 1107899, 2130575, 4005481, 5539495, 20027405, 27697475, 52071253, 100137025, 260356265, 1301781325]

約数ペア:

[(1, 1301781325), (5, 260356265), (13, 100137025), (25, 52071253), (47, 27697475), (65, 20027405), (235, 5539495), (325, 4005481), (611, 2130575), (1175, 1107899), (3055, 426115), (15275, 85223)]