64894518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 159999840

約数和(自身を除く): 95105322

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 73, 78, 87, 117, 131, 146, 174, 219, 234, 261, 262, 377, 393, 438, 522, 657, 754, 786, 949, 1131, 1179, 1314, 1703, 1898, 2117, 2262, 2358, 2847, 3393, 3406, 3799, 4234, 5109, 5694, 6351, 6786, 7598, 8541, 9563, 10218, 11397, 12702, 15327, 17082, 19053, 19126, 22794, 27521, 28689, 30654, 34191, 38106, 49387, 55042, 57378, 68382, 82563, 86067, 98774, 124319, 148161, 165126, 172134, 247689, 248638, 277327, 296322, 372957, 444483, 495378, 554654, 745914, 831981, 888966, 1118871, 1663962, 2237742, 2495943, 3605251, 4991886, 7210502, 10815753, 21631506, 32447259, 64894518]

約数ペア:

[(1, 64894518), (2, 32447259), (3, 21631506), (6, 10815753), (9, 7210502), (13, 4991886), (18, 3605251), (26, 2495943), (29, 2237742), (39, 1663962), (58, 1118871), (73, 888966), (78, 831981), (87, 745914), (117, 554654), (131, 495378), (146, 444483), (174, 372957), (219, 296322), (234, 277327), (261, 248638), (262, 247689), (377, 172134), (393, 165126), (438, 148161), (522, 124319), (657, 98774), (754, 86067), (786, 82563), (949, 68382), (1131, 57378), (1179, 55042), (1314, 49387), (1703, 38106), (1898, 34191), (2117, 30654), (2262, 28689), (2358, 27521), (2847, 22794), (3393, 19126), (3406, 19053), (3799, 17082), (4234, 15327), (5109, 12702), (5694, 11397), (6351, 10218), (6786, 9563), (7598, 8541)]