8237925

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 16248960

約数和(自身を除く): 8011035

約数列:

[1, 3, 5, 9, 15, 19, 25, 41, 45, 47, 57, 75, 95, 123, 141, 171, 205, 225, 235, 285, 369, 423, 475, 615, 705, 779, 855, 893, 1025, 1175, 1425, 1845, 1927, 2115, 2337, 2679, 3075, 3525, 3895, 4275, 4465, 5781, 7011, 8037, 9225, 9635, 10575, 11685, 13395, 17343, 19475, 22325, 28905, 35055, 36613, 40185, 48175, 58425, 66975, 86715, 109839, 144525, 175275, 183065, 200925, 329517, 433575, 549195, 915325, 1647585, 2745975, 8237925]

約数ペア:

[(1, 8237925), (3, 2745975), (5, 1647585), (9, 915325), (15, 549195), (19, 433575), (25, 329517), (41, 200925), (45, 183065), (47, 175275), (57, 144525), (75, 109839), (95, 86715), (123, 66975), (141, 58425), (171, 48175), (205, 40185), (225, 36613), (235, 35055), (285, 28905), (369, 22325), (423, 19475), (475, 17343), (615, 13395), (705, 11685), (779, 10575), (855, 9635), (893, 9225), (1025, 8037), (1175, 7011), (1425, 5781), (1845, 4465), (1927, 4275), (2115, 3895), (2337, 3525), (2679, 3075)]