254894560

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12161}}^1$

素因数の和:12307

約数の個数: 48

約数和(自身を含む): 606835152

約数和(自身を除く): 351940592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 12161, 20960, 24322, 48644, 60805, 97288, 121610, 194576, 243220, 389152, 486440, 972880, 1593091, 1945760, 3186182, 6372364, 7965455, 12744728, 15930910, 25489456, 31861820, 50978912, 63723640, 127447280, 254894560]

約数ペア:

[(1, 254894560), (2, 127447280), (4, 63723640), (5, 50978912), (8, 31861820), (10, 25489456), (16, 15930910), (20, 12744728), (32, 7965455), (40, 6372364), (80, 3186182), (131, 1945760), (160, 1593091), (262, 972880), (524, 486440), (655, 389152), (1048, 243220), (1310, 194576), (2096, 121610), (2620, 97288), (4192, 60805), (5240, 48644), (10480, 24322), (12161, 20960)]