70911280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1406

約数の個数: 80

約数和(自身を含む): 182943648

約数和(自身を除く): 112032368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1321, 1342, 2440, 2642, 2684, 3355, 4880, 5284, 5368, 6605, 6710, 10568, 10736, 13210, 13420, 14531, 21136, 26420, 26840, 29062, 52840, 53680, 58124, 72655, 80581, 105680, 116248, 145310, 161162, 232496, 290620, 322324, 402905, 581240, 644648, 805810, 886391, 1162480, 1289296, 1611620, 1772782, 3223240, 3545564, 4431955, 6446480, 7091128, 8863910, 14182256, 17727820, 35455640, 70911280]

約数ペア:

[(1, 70911280), (2, 35455640), (4, 17727820), (5, 14182256), (8, 8863910), (10, 7091128), (11, 6446480), (16, 4431955), (20, 3545564), (22, 3223240), (40, 1772782), (44, 1611620), (55, 1289296), (61, 1162480), (80, 886391), (88, 805810), (110, 644648), (122, 581240), (176, 402905), (220, 322324), (244, 290620), (305, 232496), (440, 161162), (488, 145310), (610, 116248), (671, 105680), (880, 80581), (976, 72655), (1220, 58124), (1321, 53680), (1342, 52840), (2440, 29062), (2642, 26840), (2684, 26420), (3355, 21136), (4880, 14531), (5284, 13420), (5368, 13210), (6605, 10736), (6710, 10568)]