80937872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{601}}^1$

素因数の和:1071

約数の個数: 40

約数和(自身を含む): 165718560

約数和(自身を除く): 84780688

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 443, 601, 886, 1202, 1772, 2404, 3544, 4808, 7088, 8417, 9616, 11419, 16834, 22838, 33668, 45676, 67336, 91352, 134672, 182704, 266243, 532486, 1064972, 2129944, 4259888, 5058617, 10117234, 20234468, 40468936, 80937872]

約数ペア:

[(1, 80937872), (2, 40468936), (4, 20234468), (8, 10117234), (16, 5058617), (19, 4259888), (38, 2129944), (76, 1064972), (152, 532486), (304, 266243), (443, 182704), (601, 134672), (886, 91352), (1202, 67336), (1772, 45676), (2404, 33668), (3544, 22838), (4808, 16834), (7088, 11419), (8417, 9616)]