91805725

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 130705920

約数和(自身を除く): 38900195

約数列:

[1, 5, 11, 25, 31, 55, 89, 121, 155, 275, 341, 445, 605, 775, 979, 1331, 1705, 2225, 2759, 3025, 3751, 4895, 6655, 8525, 10769, 13795, 18755, 24475, 30349, 33275, 41261, 53845, 68975, 93775, 118459, 151745, 206305, 269225, 333839, 592295, 758725, 1031525, 1669195, 2961475, 3672229, 8345975, 18361145, 91805725]

約数ペア:

[(1, 91805725), (5, 18361145), (11, 8345975), (25, 3672229), (31, 2961475), (55, 1669195), (89, 1031525), (121, 758725), (155, 592295), (275, 333839), (341, 269225), (445, 206305), (605, 151745), (775, 118459), (979, 93775), (1331, 68975), (1705, 53845), (2225, 41261), (2759, 33275), (3025, 30349), (3751, 24475), (4895, 18755), (6655, 13795), (8525, 10769)]