82716420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19417}}^1$

素因数の和:19500

約数の個数: 48

約数和(自身を含む): 234880128

約数和(自身を除く): 152163708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 19417, 38834, 58251, 77668, 97085, 116502, 194170, 233004, 291255, 388340, 582510, 1165020, 1378607, 2757214, 4135821, 5514428, 6893035, 8271642, 13786070, 16543284, 20679105, 27572140, 41358210, 82716420]

約数ペア:

[(1, 82716420), (2, 41358210), (3, 27572140), (4, 20679105), (5, 16543284), (6, 13786070), (10, 8271642), (12, 6893035), (15, 5514428), (20, 4135821), (30, 2757214), (60, 1378607), (71, 1165020), (142, 582510), (213, 388340), (284, 291255), (355, 233004), (426, 194170), (710, 116502), (852, 97085), (1065, 77668), (1420, 58251), (2130, 38834), (4260, 19417)]