68289032

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 152678400

約数和(自身を除く): 84389368

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 139, 217, 248, 278, 283, 434, 556, 566, 868, 973, 1112, 1132, 1736, 1946, 1981, 2264, 3892, 3962, 4309, 7784, 7924, 8618, 8773, 15848, 17236, 17546, 30163, 34472, 35092, 39337, 60326, 61411, 70184, 78674, 120652, 122822, 157348, 241304, 245644, 275359, 314696, 491288, 550718, 1101436, 1219447, 2202872, 2438894, 4877788, 8536129, 9755576, 17072258, 34144516, 68289032]

約数ペア:

[(1, 68289032), (2, 34144516), (4, 17072258), (7, 9755576), (8, 8536129), (14, 4877788), (28, 2438894), (31, 2202872), (56, 1219447), (62, 1101436), (124, 550718), (139, 491288), (217, 314696), (248, 275359), (278, 245644), (283, 241304), (434, 157348), (556, 122822), (566, 120652), (868, 78674), (973, 70184), (1112, 61411), (1132, 60326), (1736, 39337), (1946, 35092), (1981, 34472), (2264, 30163), (3892, 17546), (3962, 17236), (4309, 15848), (7784, 8773), (7924, 8618)]