80997304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{317}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 164374200

約数和(自身を除く): 83376896

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 317, 328, 634, 779, 1268, 1558, 1681, 2536, 3116, 3362, 6023, 6232, 6724, 12046, 12997, 13448, 24092, 25994, 31939, 48184, 51988, 63878, 103976, 127756, 246943, 255512, 493886, 532877, 987772, 1065754, 1975544, 2131508, 4263016, 10124663, 20249326, 40498652, 80997304]

約数ペア:

[(1, 80997304), (2, 40498652), (4, 20249326), (8, 10124663), (19, 4263016), (38, 2131508), (41, 1975544), (76, 1065754), (82, 987772), (152, 532877), (164, 493886), (317, 255512), (328, 246943), (634, 127756), (779, 103976), (1268, 63878), (1558, 51988), (1681, 48184), (2536, 31939), (3116, 25994), (3362, 24092), (6023, 13448), (6232, 12997), (6724, 12046)]