78305876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 165166848

約数和(自身を除く): 86860972

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 121, 124, 187, 242, 307, 341, 374, 484, 527, 614, 682, 748, 1054, 1228, 1364, 2057, 2108, 3377, 3751, 4114, 5219, 5797, 6754, 7502, 8228, 9517, 10438, 11594, 13508, 15004, 19034, 20876, 23188, 37147, 38068, 57409, 63767, 74294, 104687, 114818, 127534, 148588, 161789, 209374, 229636, 255068, 323578, 418748, 631499, 647156, 1151557, 1262998, 1779679, 2303114, 2525996, 3559358, 4606228, 7118716, 19576469, 39152938, 78305876]

約数ペア:

[(1, 78305876), (2, 39152938), (4, 19576469), (11, 7118716), (17, 4606228), (22, 3559358), (31, 2525996), (34, 2303114), (44, 1779679), (62, 1262998), (68, 1151557), (121, 647156), (124, 631499), (187, 418748), (242, 323578), (307, 255068), (341, 229636), (374, 209374), (484, 161789), (527, 148588), (614, 127534), (682, 114818), (748, 104687), (1054, 74294), (1228, 63767), (1364, 57409), (2057, 38068), (2108, 37147), (3377, 23188), (3751, 20876), (4114, 19034), (5219, 15004), (5797, 13508), (6754, 11594), (7502, 10438), (8228, 9517)]