71031376

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 60

約数和(自身を含む): 151015260

約数和(自身を除く): 79983884

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 169, 208, 218, 241, 338, 436, 482, 676, 872, 964, 1352, 1417, 1744, 1928, 2704, 2834, 3133, 3856, 5668, 6266, 11336, 12532, 18421, 22672, 25064, 26269, 36842, 40729, 50128, 52538, 73684, 81458, 105076, 147368, 162916, 210152, 294736, 325832, 341497, 420304, 651664, 682994, 1365988, 2731976, 4439461, 5463952, 8878922, 17757844, 35515688, 71031376]

約数ペア:

[(1, 71031376), (2, 35515688), (4, 17757844), (8, 8878922), (13, 5463952), (16, 4439461), (26, 2731976), (52, 1365988), (104, 682994), (109, 651664), (169, 420304), (208, 341497), (218, 325832), (241, 294736), (338, 210152), (436, 162916), (482, 147368), (676, 105076), (872, 81458), (964, 73684), (1352, 52538), (1417, 50128), (1744, 40729), (1928, 36842), (2704, 26269), (2834, 25064), (3133, 22672), (3856, 18421), (5668, 12532), (6266, 11336)]