68387440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77713}}^1$

素因数の和:77737

約数の個数: 40

約数和(自身を含む): 173457648

約数和(自身を除く): 105070208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77713, 155426, 310852, 388565, 621704, 777130, 854843, 1243408, 1554260, 1709686, 3108520, 3419372, 4274215, 6217040, 6838744, 8548430, 13677488, 17096860, 34193720, 68387440]

約数ペア:

[(1, 68387440), (2, 34193720), (4, 17096860), (5, 13677488), (8, 8548430), (10, 6838744), (11, 6217040), (16, 4274215), (20, 3419372), (22, 3108520), (40, 1709686), (44, 1554260), (55, 1243408), (80, 854843), (88, 777130), (110, 621704), (176, 388565), (220, 310852), (440, 155426), (880, 77713)]