12575875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 17297280

約数和(自身を除く): 4721405

約数列:

[1, 5, 13, 25, 65, 71, 109, 125, 325, 355, 545, 923, 1417, 1625, 1775, 2725, 4615, 7085, 7739, 8875, 13625, 23075, 35425, 38695, 100607, 115375, 177125, 193475, 503035, 967375, 2515175, 12575875]

約数ペア:

[(1, 12575875), (5, 2515175), (13, 967375), (25, 503035), (65, 193475), (71, 177125), (109, 115375), (125, 100607), (325, 38695), (355, 35425), (545, 23075), (923, 13625), (1417, 8875), (1625, 7739), (1775, 7085), (2725, 4615)]