256891723556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4052687}}^1$

素因数の和:4052780

約数の個数: 48

約数和(自身を含む): 514723797504

約数和(自身を除く): 257832073948

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 53, 92, 106, 212, 299, 598, 689, 1196, 1219, 1378, 2438, 2756, 4876, 15847, 31694, 63388, 4052687, 8105374, 16210748, 52684931, 93211801, 105369862, 186423602, 210739724, 214792411, 372847204, 429584822, 859169644, 1211753413, 2423506826, 2792301343, 4847013652, 4940225453, 5584602686, 9880450906, 11169205372, 19760901812, 64222930889, 128445861778, 256891723556]

約数ペア:

[(1, 256891723556), (2, 128445861778), (4, 64222930889), (13, 19760901812), (23, 11169205372), (26, 9880450906), (46, 5584602686), (52, 4940225453), (53, 4847013652), (92, 2792301343), (106, 2423506826), (212, 1211753413), (299, 859169644), (598, 429584822), (689, 372847204), (1196, 214792411), (1219, 210739724), (1378, 186423602), (2438, 105369862), (2756, 93211801), (4876, 52684931), (15847, 16210748), (31694, 8105374), (63388, 4052687)]