266688553664

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{320539127}}^1$

素因数の和:320539152

約数の個数: 28

約数和(自身を含む): 569918569584

約数和(自身を除く): 303230015920

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 320539127, 641078254, 1282156508, 2564313016, 4167008651, 5128626032, 8334017302, 10257252064, 16668034604, 20514504128, 33336069208, 66672138416, 133344276832, 266688553664]

約数ペア:

[(1, 266688553664), (2, 133344276832), (4, 66672138416), (8, 33336069208), (13, 20514504128), (16, 16668034604), (26, 10257252064), (32, 8334017302), (52, 5128626032), (64, 4167008651), (104, 2564313016), (208, 1282156508), (416, 641078254), (832, 320539127)]