80135925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 136598400

約数和(自身を除く): 56462475

約数列:

[1, 3, 5, 15, 25, 71, 75, 101, 149, 213, 303, 355, 447, 505, 745, 1065, 1515, 1775, 2235, 2525, 3725, 5325, 7171, 7575, 10579, 11175, 15049, 21513, 31737, 35855, 45147, 52895, 75245, 107565, 158685, 179275, 225735, 264475, 376225, 537825, 793425, 1068479, 1128675, 3205437, 5342395, 16027185, 26711975, 80135925]

約数ペア:

[(1, 80135925), (3, 26711975), (5, 16027185), (15, 5342395), (25, 3205437), (71, 1128675), (75, 1068479), (101, 793425), (149, 537825), (213, 376225), (303, 264475), (355, 225735), (447, 179275), (505, 158685), (745, 107565), (1065, 75245), (1515, 52895), (1775, 45147), (2235, 35855), (2525, 31737), (3725, 21513), (5325, 15049), (7171, 11175), (7575, 10579)]