51965130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{701}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 143140608

約数和(自身を除く): 91175478

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 353, 701, 706, 1059, 1402, 1765, 2103, 2118, 2471, 3505, 3530, 4206, 4907, 4942, 5295, 7010, 7413, 9814, 10515, 10590, 12355, 14721, 14826, 21030, 24535, 24710, 29442, 37065, 49070, 73605, 74130, 147210, 247453, 494906, 742359, 1237265, 1484718, 1732171, 2474530, 3464342, 3711795, 5196513, 7423590, 8660855, 10393026, 17321710, 25982565, 51965130]

約数ペア:

[(1, 51965130), (2, 25982565), (3, 17321710), (5, 10393026), (6, 8660855), (7, 7423590), (10, 5196513), (14, 3711795), (15, 3464342), (21, 2474530), (30, 1732171), (35, 1484718), (42, 1237265), (70, 742359), (105, 494906), (210, 247453), (353, 147210), (701, 74130), (706, 73605), (1059, 49070), (1402, 37065), (1765, 29442), (2103, 24710), (2118, 24535), (2471, 21030), (3505, 14826), (3530, 14721), (4206, 12355), (4907, 10590), (4942, 10515), (5295, 9814), (7010, 7413)]