68890070

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{449}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 126684000

約数和(自身を除く): 57793930

約数列:

[1, 2, 5, 10, 67, 134, 229, 335, 449, 458, 670, 898, 1145, 2245, 2290, 4490, 15343, 30083, 30686, 60166, 76715, 102821, 150415, 153430, 205642, 300830, 514105, 1028210, 6889007, 13778014, 34445035, 68890070]

約数ペア:

[(1, 68890070), (2, 34445035), (5, 13778014), (10, 6889007), (67, 1028210), (134, 514105), (229, 300830), (335, 205642), (449, 153430), (458, 150415), (670, 102821), (898, 76715), (1145, 60166), (2245, 30686), (2290, 30083), (4490, 15343)]