78368560

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14621}}^1$

素因数の和:14701

約数の個数: 40

約数和(自身を含む): 184939056

約数和(自身を除く): 106570496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 14621, 29242, 58484, 73105, 116968, 146210, 233936, 292420, 584840, 979607, 1169680, 1959214, 3918428, 4898035, 7836856, 9796070, 15673712, 19592140, 39184280, 78368560]

約数ペア:

[(1, 78368560), (2, 39184280), (4, 19592140), (5, 15673712), (8, 9796070), (10, 7836856), (16, 4898035), (20, 3918428), (40, 1959214), (67, 1169680), (80, 979607), (134, 584840), (268, 292420), (335, 233936), (536, 146210), (670, 116968), (1072, 73105), (1340, 58484), (2680, 29242), (5360, 14621)]