25221170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10211}}^1$

素因数の和:10250

約数の個数: 32

約数和(自身を含む): 51468480

約数和(自身を除く): 26247310

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 10211, 20422, 51055, 102110, 132743, 194009, 265486, 388018, 663715, 970045, 1327430, 1940090, 2522117, 5044234, 12610585, 25221170]

約数ペア:

[(1, 25221170), (2, 12610585), (5, 5044234), (10, 2522117), (13, 1940090), (19, 1327430), (26, 970045), (38, 663715), (65, 388018), (95, 265486), (130, 194009), (190, 132743), (247, 102110), (494, 51055), (1235, 20422), (2470, 10211)]