20125949195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 27366543360

約数和(自身を除く): 7240594165

約数列:

[1, 5, 11, 47, 55, 103, 235, 269, 281, 515, 517, 1133, 1345, 1405, 2585, 2959, 3091, 4841, 5665, 12643, 13207, 14795, 15455, 24205, 27707, 28943, 53251, 63215, 66035, 75589, 138535, 139073, 144715, 145277, 266255, 304777, 318373, 377945, 695365, 726385, 831479, 1302229, 1360321, 1523885, 1591865, 3552683, 4157395, 6511145, 6801605, 7785667, 14324519, 14963531, 17763415, 38928335, 39079513, 71622595, 74817655, 85642337, 195397565, 365926349, 428211685, 1829631745, 4025189839, 20125949195]

約数ペア:

[(1, 20125949195), (5, 4025189839), (11, 1829631745), (47, 428211685), (55, 365926349), (103, 195397565), (235, 85642337), (269, 74817655), (281, 71622595), (515, 39079513), (517, 38928335), (1133, 17763415), (1345, 14963531), (1405, 14324519), (2585, 7785667), (2959, 6801605), (3091, 6511145), (4841, 4157395), (5665, 3552683), (12643, 1591865), (13207, 1523885), (14795, 1360321), (15455, 1302229), (24205, 831479), (27707, 726385), (28943, 695365), (53251, 377945), (63215, 318373), (66035, 304777), (75589, 266255), (138535, 145277), (139073, 144715)]