66342640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{701}}^1$

素因数の和:747

約数の個数: 120

約数和(自身を含む): 191157408

約数和(自身を除く): 124814768

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 676, 701, 728, 845, 910, 1040, 1183, 1352, 1402, 1456, 1690, 1820, 2366, 2704, 2804, 3380, 3505, 3640, 4732, 4907, 5608, 5915, 6760, 7010, 7280, 9113, 9464, 9814, 11216, 11830, 13520, 14020, 18226, 18928, 19628, 23660, 24535, 28040, 36452, 39256, 45565, 47320, 49070, 56080, 63791, 72904, 78512, 91130, 94640, 98140, 118469, 127582, 145808, 182260, 196280, 236938, 255164, 318955, 364520, 392560, 473876, 510328, 592345, 637910, 729040, 829283, 947752, 1020656, 1184690, 1275820, 1658566, 1895504, 2369380, 2551640, 3317132, 4146415, 4738760, 5103280, 6634264, 8292830, 9477520, 13268528, 16585660, 33171320, 66342640]

約数ペア:

[(1, 66342640), (2, 33171320), (4, 16585660), (5, 13268528), (7, 9477520), (8, 8292830), (10, 6634264), (13, 5103280), (14, 4738760), (16, 4146415), (20, 3317132), (26, 2551640), (28, 2369380), (35, 1895504), (40, 1658566), (52, 1275820), (56, 1184690), (65, 1020656), (70, 947752), (80, 829283), (91, 729040), (104, 637910), (112, 592345), (130, 510328), (140, 473876), (169, 392560), (182, 364520), (208, 318955), (260, 255164), (280, 236938), (338, 196280), (364, 182260), (455, 145808), (520, 127582), (560, 118469), (676, 98140), (701, 94640), (728, 91130), (845, 78512), (910, 72904), (1040, 63791), (1183, 56080), (1352, 49070), (1402, 47320), (1456, 45565), (1690, 39256), (1820, 36452), (2366, 28040), (2704, 24535), (2804, 23660), (3380, 19628), (3505, 18928), (3640, 18226), (4732, 14020), (4907, 13520), (5608, 11830), (5915, 11216), (6760, 9814), (7010, 9464), (7280, 9113)]