68642535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 126443520

約数和(自身を除く): 57800985

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 97, 191, 195, 247, 285, 291, 485, 573, 741, 955, 1235, 1261, 1455, 1843, 2483, 2865, 3629, 3705, 3783, 5529, 6305, 7449, 9215, 10887, 12415, 18145, 18527, 18915, 23959, 27645, 37245, 47177, 54435, 55581, 71877, 92635, 119795, 141531, 235885, 240851, 277905, 352013, 359385, 707655, 722553, 1056039, 1204255, 1760065, 3612765, 4576169, 5280195, 13728507, 22880845, 68642535]

約数ペア:

[(1, 68642535), (3, 22880845), (5, 13728507), (13, 5280195), (15, 4576169), (19, 3612765), (39, 1760065), (57, 1204255), (65, 1056039), (95, 722553), (97, 707655), (191, 359385), (195, 352013), (247, 277905), (285, 240851), (291, 235885), (485, 141531), (573, 119795), (741, 92635), (955, 71877), (1235, 55581), (1261, 54435), (1455, 47177), (1843, 37245), (2483, 27645), (2865, 23959), (3629, 18915), (3705, 18527), (3783, 18145), (5529, 12415), (6305, 10887), (7449, 9215)]