129176080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 329853888

約数和(自身を除く): 200677808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 362, 440, 724, 811, 880, 905, 1448, 1622, 1810, 1991, 2896, 3244, 3620, 3982, 4055, 6488, 7240, 7964, 8110, 8921, 9955, 12976, 14480, 15928, 16220, 17842, 19910, 31856, 32440, 35684, 39820, 44605, 64880, 71368, 79640, 89210, 142736, 146791, 159280, 178420, 293582, 356840, 587164, 713680, 733955, 1174328, 1467910, 1614701, 2348656, 2935820, 3229402, 5871640, 6458804, 8073505, 11743280, 12917608, 16147010, 25835216, 32294020, 64588040, 129176080]

約数ペア:

[(1, 129176080), (2, 64588040), (4, 32294020), (5, 25835216), (8, 16147010), (10, 12917608), (11, 11743280), (16, 8073505), (20, 6458804), (22, 5871640), (40, 3229402), (44, 2935820), (55, 2348656), (80, 1614701), (88, 1467910), (110, 1174328), (176, 733955), (181, 713680), (220, 587164), (362, 356840), (440, 293582), (724, 178420), (811, 159280), (880, 146791), (905, 142736), (1448, 89210), (1622, 79640), (1810, 71368), (1991, 64880), (2896, 44605), (3244, 39820), (3620, 35684), (3982, 32440), (4055, 31856), (6488, 19910), (7240, 17842), (7964, 16220), (8110, 15928), (8921, 14480), (9955, 12976)]