64520352

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:955

約数の個数: 144

約数和(自身を含む): 208222560

約数和(自身を除く): 143702208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 57, 72, 76, 78, 96, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 288, 304, 312, 342, 416, 456, 468, 494, 608, 624, 684, 741, 907, 912, 936, 988, 1248, 1368, 1482, 1814, 1824, 1872, 1976, 2223, 2721, 2736, 2964, 3628, 3744, 3952, 4446, 5442, 5472, 5928, 7256, 7904, 8163, 8892, 10884, 11791, 11856, 14512, 16326, 17233, 17784, 21768, 23582, 23712, 29024, 32652, 34466, 35373, 35568, 43536, 47164, 51699, 65304, 68932, 70746, 71136, 87072, 94328, 103398, 106119, 130608, 137864, 141492, 155097, 188656, 206796, 212238, 224029, 261216, 275728, 282984, 310194, 377312, 413592, 424476, 448058, 551456, 565968, 620388, 672087, 827184, 848952, 896116, 1131936, 1240776, 1344174, 1654368, 1697904, 1792232, 2016261, 2481552, 2688348, 3395808, 3584464, 4032522, 4963104, 5376696, 7168928, 8065044, 10753392, 16130088, 21506784, 32260176, 64520352]

約数ペア:

[(1, 64520352), (2, 32260176), (3, 21506784), (4, 16130088), (6, 10753392), (8, 8065044), (9, 7168928), (12, 5376696), (13, 4963104), (16, 4032522), (18, 3584464), (19, 3395808), (24, 2688348), (26, 2481552), (32, 2016261), (36, 1792232), (38, 1697904), (39, 1654368), (48, 1344174), (52, 1240776), (57, 1131936), (72, 896116), (76, 848952), (78, 827184), (96, 672087), (104, 620388), (114, 565968), (117, 551456), (144, 448058), (152, 424476), (156, 413592), (171, 377312), (208, 310194), (228, 282984), (234, 275728), (247, 261216), (288, 224029), (304, 212238), (312, 206796), (342, 188656), (416, 155097), (456, 141492), (468, 137864), (494, 130608), (608, 106119), (624, 103398), (684, 94328), (741, 87072), (907, 71136), (912, 70746), (936, 68932), (988, 65304), (1248, 51699), (1368, 47164), (1482, 43536), (1814, 35568), (1824, 35373), (1872, 34466), (1976, 32652), (2223, 29024), (2721, 23712), (2736, 23582), (2964, 21768), (3628, 17784), (3744, 17233), (3952, 16326), (4446, 14512), (5442, 11856), (5472, 11791), (5928, 10884), (7256, 8892), (7904, 8163)]