181544540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2221}}^1$

素因数の和:2358

約数の個数: 48

約数和(自身を含む): 393453984

約数和(自身を除く): 211909444

約数列:

[1, 2, 4, 5, 10, 20, 61, 67, 122, 134, 244, 268, 305, 335, 610, 670, 1220, 1340, 2221, 4087, 4442, 8174, 8884, 11105, 16348, 20435, 22210, 40870, 44420, 81740, 135481, 148807, 270962, 297614, 541924, 595228, 677405, 744035, 1354810, 1488070, 2709620, 2976140, 9077227, 18154454, 36308908, 45386135, 90772270, 181544540]

約数ペア:

[(1, 181544540), (2, 90772270), (4, 45386135), (5, 36308908), (10, 18154454), (20, 9077227), (61, 2976140), (67, 2709620), (122, 1488070), (134, 1354810), (244, 744035), (268, 677405), (305, 595228), (335, 541924), (610, 297614), (670, 270962), (1220, 148807), (1340, 135481), (2221, 81740), (4087, 44420), (4442, 40870), (8174, 22210), (8884, 20435), (11105, 16348)]