256458384832

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16223329}}^1$

素因数の和:16223373

約数の個数: 56

約数和(自身を含む): 576901614800

約数和(自身を除く): 320443229968

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 7904, 15808, 16223329, 32446658, 64893316, 129786632, 210903277, 259573264, 308243251, 421806554, 519146528, 616486502, 843613108, 1038293056, 1232973004, 1687226216, 2465946008, 3374452432, 4007162263, 4931892016, 6748904864, 8014324526, 9863784032, 13497809728, 16028649052, 19727568064, 32057298104, 64114596208, 128229192416, 256458384832]

約数ペア:

[(1, 256458384832), (2, 128229192416), (4, 64114596208), (8, 32057298104), (13, 19727568064), (16, 16028649052), (19, 13497809728), (26, 9863784032), (32, 8014324526), (38, 6748904864), (52, 4931892016), (64, 4007162263), (76, 3374452432), (104, 2465946008), (152, 1687226216), (208, 1232973004), (247, 1038293056), (304, 843613108), (416, 616486502), (494, 519146528), (608, 421806554), (832, 308243251), (988, 259573264), (1216, 210903277), (1976, 129786632), (3952, 64893316), (7904, 32446658), (15808, 16223329)]