66439808

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1657

約数の個数: 64

約数和(自身を含む): 147614400

約数和(自身を除く): 81174592

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 1607, 2176, 2432, 2584, 3214, 5168, 6428, 10336, 12856, 20672, 25712, 27319, 30533, 41344, 51424, 54638, 61066, 102848, 109276, 122132, 205696, 218552, 244264, 437104, 488528, 519061, 874208, 977056, 1038122, 1748416, 1954112, 2076244, 3496832, 3908224, 4152488, 8304976, 16609952, 33219904, 66439808]

約数ペア:

[(1, 66439808), (2, 33219904), (4, 16609952), (8, 8304976), (16, 4152488), (17, 3908224), (19, 3496832), (32, 2076244), (34, 1954112), (38, 1748416), (64, 1038122), (68, 977056), (76, 874208), (128, 519061), (136, 488528), (152, 437104), (272, 244264), (304, 218552), (323, 205696), (544, 122132), (608, 109276), (646, 102848), (1088, 61066), (1216, 54638), (1292, 51424), (1607, 41344), (2176, 30533), (2432, 27319), (2584, 25712), (3214, 20672), (5168, 12856), (6428, 10336)]