64158885

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 138546936

約数和(自身を除く): 74388051

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 53, 61, 63, 81, 105, 135, 147, 159, 183, 189, 245, 265, 305, 315, 371, 405, 427, 441, 477, 549, 567, 735, 795, 915, 945, 1113, 1281, 1323, 1431, 1647, 1855, 2135, 2205, 2385, 2597, 2745, 2835, 2989, 3233, 3339, 3843, 3969, 4293, 4941, 5565, 6405, 6615, 7155, 7791, 8235, 8967, 9699, 10017, 11529, 12985, 14945, 16165, 16695, 19215, 19845, 21465, 22631, 23373, 24705, 26901, 29097, 30051, 34587, 38955, 44835, 48495, 50085, 57645, 67893, 70119, 80703, 87291, 113155, 116865, 134505, 145485, 150255, 158417, 172935, 203679, 210357, 242109, 261873, 339465, 350595, 403515, 436455, 475251, 611037, 792085, 1018395, 1051785, 1210545, 1309365, 1425753, 1833111, 2376255, 3055185, 4277259, 7128765, 9165555, 12831777, 21386295, 64158885]

約数ペア:

[(1, 64158885), (3, 21386295), (5, 12831777), (7, 9165555), (9, 7128765), (15, 4277259), (21, 3055185), (27, 2376255), (35, 1833111), (45, 1425753), (49, 1309365), (53, 1210545), (61, 1051785), (63, 1018395), (81, 792085), (105, 611037), (135, 475251), (147, 436455), (159, 403515), (183, 350595), (189, 339465), (245, 261873), (265, 242109), (305, 210357), (315, 203679), (371, 172935), (405, 158417), (427, 150255), (441, 145485), (477, 134505), (549, 116865), (567, 113155), (735, 87291), (795, 80703), (915, 70119), (945, 67893), (1113, 57645), (1281, 50085), (1323, 48495), (1431, 44835), (1647, 38955), (1855, 34587), (2135, 30051), (2205, 29097), (2385, 26901), (2597, 24705), (2745, 23373), (2835, 22631), (2989, 21465), (3233, 19845), (3339, 19215), (3843, 16695), (3969, 16165), (4293, 14945), (4941, 12985), (5565, 11529), (6405, 10017), (6615, 9699), (7155, 8967), (7791, 8235)]