255560984

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{54983}}^1$

素因数の和:55079

約数の個数: 32

約数和(自身を含む): 554238720

約数和(自身を除く): 298677736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4648, 54983, 109966, 219932, 384881, 439864, 769762, 1539524, 3079048, 4563589, 9127178, 18254356, 31945123, 36508712, 63890246, 127780492, 255560984]

約数ペア:

[(1, 255560984), (2, 127780492), (4, 63890246), (7, 36508712), (8, 31945123), (14, 18254356), (28, 9127178), (56, 4563589), (83, 3079048), (166, 1539524), (332, 769762), (581, 439864), (664, 384881), (1162, 219932), (2324, 109966), (4648, 54983)]