25705195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 8440085

約数列:

[1, 5, 19, 37, 71, 95, 103, 185, 355, 515, 703, 1349, 1957, 2627, 3515, 3811, 6745, 7313, 9785, 13135, 19055, 36565, 49913, 72409, 138947, 249565, 270581, 362045, 694735, 1352905, 5141039, 25705195]

約数ペア:

[(1, 25705195), (5, 5141039), (19, 1352905), (37, 694735), (71, 362045), (95, 270581), (103, 249565), (185, 138947), (355, 72409), (515, 49913), (703, 36565), (1349, 19055), (1957, 13135), (2627, 9785), (3515, 7313), (3811, 6745)]