78117260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2917}}^1$

素因数の和:3042

約数の個数: 48

約数和(自身を含む): 178441536

約数和(自身を除く): 100324276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 2917, 5356, 5834, 6695, 11668, 13390, 14585, 26780, 29170, 37921, 58340, 75842, 151684, 189605, 300451, 379210, 600902, 758420, 1201804, 1502255, 3004510, 3905863, 6009020, 7811726, 15623452, 19529315, 39058630, 78117260]

約数ペア:

[(1, 78117260), (2, 39058630), (4, 19529315), (5, 15623452), (10, 7811726), (13, 6009020), (20, 3905863), (26, 3004510), (52, 1502255), (65, 1201804), (103, 758420), (130, 600902), (206, 379210), (260, 300451), (412, 189605), (515, 151684), (1030, 75842), (1339, 58340), (2060, 37921), (2678, 29170), (2917, 26780), (5356, 14585), (5834, 13390), (6695, 11668)]