71379688

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{809}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 137781000

約数和(自身を除く): 66401312

約数列:

[1, 2, 4, 8, 41, 82, 164, 269, 328, 538, 809, 1076, 1618, 2152, 3236, 6472, 11029, 22058, 33169, 44116, 66338, 88232, 132676, 217621, 265352, 435242, 870484, 1740968, 8922461, 17844922, 35689844, 71379688]

約数ペア:

[(1, 71379688), (2, 35689844), (4, 17844922), (8, 8922461), (41, 1740968), (82, 870484), (164, 435242), (269, 265352), (328, 217621), (538, 132676), (809, 88232), (1076, 66338), (1618, 44116), (2152, 33169), (3236, 22058), (6472, 11029)]