130728325

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8209}}^1$

素因数の和:8246

約数の個数: 36

約数和(自身を含む): 203098980

約数和(自身を除く): 72370655

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 1225, 2275, 3185, 8209, 15925, 41045, 57463, 106717, 205225, 287315, 402241, 533585, 747019, 1436575, 2011205, 2667925, 3735095, 5229133, 10056025, 18675475, 26145665, 130728325]

約数ペア:

[(1, 130728325), (5, 26145665), (7, 18675475), (13, 10056025), (25, 5229133), (35, 3735095), (49, 2667925), (65, 2011205), (91, 1436575), (175, 747019), (245, 533585), (325, 402241), (455, 287315), (637, 205225), (1225, 106717), (2275, 57463), (3185, 41045), (8209, 15925)]