25487350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 56233008

約数和(自身を除く): 30745658

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 101, 103, 175, 202, 206, 245, 350, 490, 505, 515, 707, 721, 1010, 1030, 1225, 1414, 1442, 2450, 2525, 2575, 3535, 3605, 4949, 5047, 5050, 5150, 7070, 7210, 9898, 10094, 10403, 17675, 18025, 20806, 24745, 25235, 35350, 36050, 49490, 50470, 52015, 72821, 104030, 123725, 126175, 145642, 247450, 252350, 260075, 364105, 509747, 520150, 728210, 1019494, 1820525, 2548735, 3641050, 5097470, 12743675, 25487350]

約数ペア:

[(1, 25487350), (2, 12743675), (5, 5097470), (7, 3641050), (10, 2548735), (14, 1820525), (25, 1019494), (35, 728210), (49, 520150), (50, 509747), (70, 364105), (98, 260075), (101, 252350), (103, 247450), (175, 145642), (202, 126175), (206, 123725), (245, 104030), (350, 72821), (490, 52015), (505, 50470), (515, 49490), (707, 36050), (721, 35350), (1010, 25235), (1030, 24745), (1225, 20806), (1414, 18025), (1442, 17675), (2450, 10403), (2525, 10094), (2575, 9898), (3535, 7210), (3605, 7070), (4949, 5150), (5047, 5050)]