129213425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 188559360

約数和(自身を除く): 59345935

約数列:

[1, 5, 11, 23, 25, 31, 55, 115, 155, 253, 275, 341, 575, 659, 713, 775, 1265, 1705, 3295, 3565, 6325, 7249, 7843, 8525, 15157, 16475, 17825, 20429, 36245, 39215, 75785, 102145, 166727, 181225, 196075, 224719, 378925, 469867, 510725, 833635, 1123595, 2349335, 4168175, 5168537, 5617975, 11746675, 25842685, 129213425]

約数ペア:

[(1, 129213425), (5, 25842685), (11, 11746675), (23, 5617975), (25, 5168537), (31, 4168175), (55, 2349335), (115, 1123595), (155, 833635), (253, 510725), (275, 469867), (341, 378925), (575, 224719), (659, 196075), (713, 181225), (775, 166727), (1265, 102145), (1705, 75785), (3295, 39215), (3565, 36245), (6325, 20429), (7249, 17825), (7843, 16475), (8525, 15157)]