87394456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 176774400

約数和(自身を除く): 89379944

約数列:

[1, 2, 4, 8, 31, 53, 61, 62, 106, 109, 122, 124, 212, 218, 244, 248, 424, 436, 488, 872, 1643, 1891, 3233, 3286, 3379, 3782, 5777, 6466, 6572, 6649, 6758, 7564, 11554, 12932, 13144, 13298, 13516, 15128, 23108, 25864, 26596, 27032, 46216, 53192, 100223, 179087, 200446, 206119, 352397, 358174, 400892, 412238, 704794, 716348, 801784, 824476, 1409588, 1432696, 1648952, 2819176, 10924307, 21848614, 43697228, 87394456]

約数ペア:

[(1, 87394456), (2, 43697228), (4, 21848614), (8, 10924307), (31, 2819176), (53, 1648952), (61, 1432696), (62, 1409588), (106, 824476), (109, 801784), (122, 716348), (124, 704794), (212, 412238), (218, 400892), (244, 358174), (248, 352397), (424, 206119), (436, 200446), (488, 179087), (872, 100223), (1643, 53192), (1891, 46216), (3233, 27032), (3286, 26596), (3379, 25864), (3782, 23108), (5777, 15128), (6466, 13516), (6572, 13298), (6649, 13144), (6758, 12932), (7564, 11554)]