201641775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2096

約数の個数: 48

約数和(自身を含む): 356048640

約数和(自身を除く): 154406865

約数列:

[1, 3, 5, 15, 19, 25, 57, 71, 75, 95, 213, 285, 355, 475, 1065, 1349, 1425, 1775, 1993, 4047, 5325, 5979, 6745, 9965, 20235, 29895, 33725, 37867, 49825, 101175, 113601, 141503, 149475, 189335, 424509, 568005, 707515, 946675, 2122545, 2688557, 2840025, 3537575, 8065671, 10612725, 13442785, 40328355, 67213925, 201641775]

約数ペア:

[(1, 201641775), (3, 67213925), (5, 40328355), (15, 13442785), (19, 10612725), (25, 8065671), (57, 3537575), (71, 2840025), (75, 2688557), (95, 2122545), (213, 946675), (285, 707515), (355, 568005), (475, 424509), (1065, 189335), (1349, 149475), (1425, 141503), (1775, 113601), (1993, 101175), (4047, 49825), (5325, 37867), (5979, 33725), (6745, 29895), (9965, 20235)]