102902005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{911}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 137894400

約数和(自身を除く): 34992395

約数列:

[1, 5, 19, 29, 41, 95, 145, 205, 551, 779, 911, 1189, 2755, 3895, 4555, 5945, 17309, 22591, 26419, 37351, 86545, 112955, 132095, 186755, 501961, 709669, 1083179, 2509805, 3548345, 5415895, 20580401, 102902005]

約数ペア:

[(1, 102902005), (5, 20580401), (19, 5415895), (29, 3548345), (41, 2509805), (95, 1083179), (145, 709669), (205, 501961), (551, 186755), (779, 132095), (911, 112955), (1189, 86545), (2755, 37351), (3895, 26419), (4555, 22591), (5945, 17309)]