78123310

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1596

約数の個数: 32

約数和(自身を含む): 144633600

約数和(自身を除く): 66510290

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 445, 610, 890, 1439, 2878, 5429, 7195, 10858, 14390, 27145, 54290, 87779, 128071, 175558, 256142, 438895, 640355, 877790, 1280710, 7812331, 15624662, 39061655, 78123310]

約数ペア:

[(1, 78123310), (2, 39061655), (5, 15624662), (10, 7812331), (61, 1280710), (89, 877790), (122, 640355), (178, 438895), (305, 256142), (445, 175558), (610, 128071), (890, 87779), (1439, 54290), (2878, 27145), (5429, 14390), (7195, 10858)]