80919568

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 161536536

約数和(自身を除く): 80616968

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 293, 328, 421, 586, 656, 842, 1172, 1684, 2344, 3368, 4688, 6736, 12013, 17261, 24026, 34522, 48052, 69044, 96104, 123353, 138088, 192208, 246706, 276176, 493412, 986824, 1973648, 5057473, 10114946, 20229892, 40459784, 80919568]

約数ペア:

[(1, 80919568), (2, 40459784), (4, 20229892), (8, 10114946), (16, 5057473), (41, 1973648), (82, 986824), (164, 493412), (293, 276176), (328, 246706), (421, 192208), (586, 138088), (656, 123353), (842, 96104), (1172, 69044), (1684, 48052), (2344, 34522), (3368, 24026), (4688, 17261), (6736, 12013)]