75085815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 147133440

約数和(自身を除く): 72047625

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 61, 95, 105, 133, 183, 285, 305, 399, 427, 617, 665, 915, 1159, 1281, 1851, 1995, 2135, 3085, 3477, 4319, 5795, 6405, 8113, 9255, 11723, 12957, 17385, 21595, 24339, 35169, 37637, 40565, 58615, 64785, 82061, 112911, 121695, 175845, 188185, 246183, 263459, 410305, 564555, 715103, 790377, 1230915, 1317295, 2145309, 3575515, 3951885, 5005721, 10726545, 15017163, 25028605, 75085815]

約数ペア:

[(1, 75085815), (3, 25028605), (5, 15017163), (7, 10726545), (15, 5005721), (19, 3951885), (21, 3575515), (35, 2145309), (57, 1317295), (61, 1230915), (95, 790377), (105, 715103), (133, 564555), (183, 410305), (285, 263459), (305, 246183), (399, 188185), (427, 175845), (617, 121695), (665, 112911), (915, 82061), (1159, 64785), (1281, 58615), (1851, 40565), (1995, 37637), (2135, 35169), (3085, 24339), (3477, 21595), (4319, 17385), (5795, 12957), (6405, 11723), (8113, 9255)]