72640348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 145877760

約数和(自身を除く): 73237412

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 179, 253, 358, 401, 506, 716, 802, 1012, 1604, 1969, 3938, 4117, 4411, 7876, 8234, 8822, 9223, 16468, 17644, 18446, 36892, 45287, 71779, 90574, 101453, 143558, 181148, 202906, 287116, 405812, 789569, 1579138, 1650917, 3158276, 3301834, 6603668, 18160087, 36320174, 72640348]

約数ペア:

[(1, 72640348), (2, 36320174), (4, 18160087), (11, 6603668), (22, 3301834), (23, 3158276), (44, 1650917), (46, 1579138), (92, 789569), (179, 405812), (253, 287116), (358, 202906), (401, 181148), (506, 143558), (716, 101453), (802, 90574), (1012, 71779), (1604, 45287), (1969, 36892), (3938, 18446), (4117, 17644), (4411, 16468), (7876, 9223), (8234, 8822)]