15691552175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{2251}}^1$

素因数の和:2604

約数の個数: 48

約数和(自身を含む): 21287075040

約数和(自身を除く): 5595522865

約数列:

[1, 5, 13, 25, 65, 89, 241, 325, 445, 1157, 1205, 2225, 2251, 3133, 5785, 6025, 11255, 15665, 21449, 28925, 29263, 56275, 78325, 107245, 146315, 200339, 278837, 536225, 542491, 731575, 1001695, 1394185, 2604407, 2712455, 5008475, 6970925, 7052383, 13022035, 13562275, 35261915, 48281699, 65110175, 176309575, 241408495, 627662087, 1207042475, 3138310435, 15691552175]

約数ペア:

[(1, 15691552175), (5, 3138310435), (13, 1207042475), (25, 627662087), (65, 241408495), (89, 176309575), (241, 65110175), (325, 48281699), (445, 35261915), (1157, 13562275), (1205, 13022035), (2225, 7052383), (2251, 6970925), (3133, 5008475), (5785, 2712455), (6025, 2604407), (11255, 1394185), (15665, 1001695), (21449, 731575), (28925, 542491), (29263, 536225), (56275, 278837), (78325, 200339), (107245, 146315)]