77558240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11273}}^1$

素因数の和:11331

約数の個数: 48

約数和(自身を含む): 187509168

約数和(自身を除く): 109950928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 11273, 22546, 45092, 56365, 90184, 112730, 180368, 225460, 360736, 450920, 484739, 901840, 969478, 1803680, 1938956, 2423695, 3877912, 4847390, 7755824, 9694780, 15511648, 19389560, 38779120, 77558240]

約数ペア:

[(1, 77558240), (2, 38779120), (4, 19389560), (5, 15511648), (8, 9694780), (10, 7755824), (16, 4847390), (20, 3877912), (32, 2423695), (40, 1938956), (43, 1803680), (80, 969478), (86, 901840), (160, 484739), (172, 450920), (215, 360736), (344, 225460), (430, 180368), (688, 112730), (860, 90184), (1376, 56365), (1720, 45092), (3440, 22546), (6880, 11273)]