86355280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{811}}^1$

素因数の和:857

約数の個数: 80

約数和(自身を含む): 221110848

約数和(自身を除く): 134755568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 811, 880, 968, 1210, 1331, 1622, 1936, 2420, 2662, 3244, 4055, 4840, 5324, 6488, 6655, 8110, 8921, 9680, 10648, 12976, 13310, 16220, 17842, 21296, 26620, 32440, 35684, 44605, 53240, 64880, 71368, 89210, 98131, 106480, 142736, 178420, 196262, 356840, 392524, 490655, 713680, 785048, 981310, 1079441, 1570096, 1962620, 2158882, 3925240, 4317764, 5397205, 7850480, 8635528, 10794410, 17271056, 21588820, 43177640, 86355280]

約数ペア:

[(1, 86355280), (2, 43177640), (4, 21588820), (5, 17271056), (8, 10794410), (10, 8635528), (11, 7850480), (16, 5397205), (20, 4317764), (22, 3925240), (40, 2158882), (44, 1962620), (55, 1570096), (80, 1079441), (88, 981310), (110, 785048), (121, 713680), (176, 490655), (220, 392524), (242, 356840), (440, 196262), (484, 178420), (605, 142736), (811, 106480), (880, 98131), (968, 89210), (1210, 71368), (1331, 64880), (1622, 53240), (1936, 44605), (2420, 35684), (2662, 32440), (3244, 26620), (4055, 21296), (4840, 17842), (5324, 16220), (6488, 13310), (6655, 12976), (8110, 10648), (8921, 9680)]