64929920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:454

約数の個数: 128

約数和(自身を含む): 177137280

約数和(自身を除く): 112207360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 320, 352, 368, 401, 440, 460, 506, 640, 704, 736, 802, 880, 920, 1012, 1265, 1408, 1472, 1604, 1760, 1840, 2005, 2024, 2530, 2944, 3208, 3520, 3680, 4010, 4048, 4411, 5060, 6416, 7040, 7360, 8020, 8096, 8822, 9223, 10120, 12832, 14720, 16040, 16192, 17644, 18446, 20240, 22055, 25664, 32080, 32384, 35288, 36892, 40480, 44110, 46115, 51328, 64160, 70576, 73784, 80960, 88220, 92230, 101453, 128320, 141152, 147568, 161920, 176440, 184460, 202906, 256640, 282304, 295136, 352880, 368920, 405812, 507265, 564608, 590272, 705760, 737840, 811624, 1014530, 1180544, 1411520, 1475680, 1623248, 2029060, 2823040, 2951360, 3246496, 4058120, 5902720, 6492992, 8116240, 12985984, 16232480, 32464960, 64929920]

約数ペア:

[(1, 64929920), (2, 32464960), (4, 16232480), (5, 12985984), (8, 8116240), (10, 6492992), (11, 5902720), (16, 4058120), (20, 3246496), (22, 2951360), (23, 2823040), (32, 2029060), (40, 1623248), (44, 1475680), (46, 1411520), (55, 1180544), (64, 1014530), (80, 811624), (88, 737840), (92, 705760), (110, 590272), (115, 564608), (128, 507265), (160, 405812), (176, 368920), (184, 352880), (220, 295136), (230, 282304), (253, 256640), (320, 202906), (352, 184460), (368, 176440), (401, 161920), (440, 147568), (460, 141152), (506, 128320), (640, 101453), (704, 92230), (736, 88220), (802, 80960), (880, 73784), (920, 70576), (1012, 64160), (1265, 51328), (1408, 46115), (1472, 44110), (1604, 40480), (1760, 36892), (1840, 35288), (2005, 32384), (2024, 32080), (2530, 25664), (2944, 22055), (3208, 20240), (3520, 18446), (3680, 17644), (4010, 16192), (4048, 16040), (4411, 14720), (5060, 12832), (6416, 10120), (7040, 9223), (7360, 8822), (8020, 8096)]