268520456

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{2543}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 513786240

約数和(自身を除く): 245265784

約数列:

[1, 2, 4, 8, 67, 134, 197, 268, 394, 536, 788, 1576, 2543, 5086, 10172, 13199, 20344, 26398, 52796, 105592, 170381, 340762, 500971, 681524, 1001942, 1363048, 2003884, 4007768, 33565057, 67130114, 134260228, 268520456]

約数ペア:

[(1, 268520456), (2, 134260228), (4, 67130114), (8, 33565057), (67, 4007768), (134, 2003884), (197, 1363048), (268, 1001942), (394, 681524), (536, 500971), (788, 340762), (1576, 170381), (2543, 105592), (5086, 52796), (10172, 26398), (13199, 20344)]