402500864

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{997}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 856763040

約数和(自身を除く): 454262176

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 128, 152, 166, 256, 304, 332, 608, 664, 997, 1216, 1328, 1577, 1994, 2432, 2656, 3154, 3988, 4864, 5312, 6308, 7976, 10624, 12616, 15952, 18943, 21248, 25232, 31904, 37886, 50464, 63808, 75772, 82751, 100928, 127616, 151544, 165502, 201856, 255232, 303088, 331004, 403712, 606176, 662008, 1212352, 1324016, 1572269, 2424704, 2648032, 3144538, 4849408, 5296064, 6289076, 10592128, 12578152, 21184256, 25156304, 50312608, 100625216, 201250432, 402500864]

約数ペア:

[(1, 402500864), (2, 201250432), (4, 100625216), (8, 50312608), (16, 25156304), (19, 21184256), (32, 12578152), (38, 10592128), (64, 6289076), (76, 5296064), (83, 4849408), (128, 3144538), (152, 2648032), (166, 2424704), (256, 1572269), (304, 1324016), (332, 1212352), (608, 662008), (664, 606176), (997, 403712), (1216, 331004), (1328, 303088), (1577, 255232), (1994, 201856), (2432, 165502), (2656, 151544), (3154, 127616), (3988, 100928), (4864, 82751), (5312, 75772), (6308, 63808), (7976, 50464), (10624, 37886), (12616, 31904), (15952, 25232), (18943, 21248)]