319718984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 669014640

約数和(自身を除く): 349295656

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 97, 104, 164, 194, 328, 388, 533, 773, 776, 1066, 1261, 1546, 2132, 2522, 3092, 3977, 4264, 5044, 6184, 7954, 10049, 10088, 15908, 20098, 31693, 31816, 40196, 51701, 63386, 74981, 80392, 103402, 126772, 149962, 206804, 253544, 299924, 412009, 413608, 599848, 824018, 974753, 1648036, 1949506, 3074221, 3296072, 3899012, 6148442, 7798024, 12296884, 24593768, 39964873, 79929746, 159859492, 319718984]

約数ペア:

[(1, 319718984), (2, 159859492), (4, 79929746), (8, 39964873), (13, 24593768), (26, 12296884), (41, 7798024), (52, 6148442), (82, 3899012), (97, 3296072), (104, 3074221), (164, 1949506), (194, 1648036), (328, 974753), (388, 824018), (533, 599848), (773, 413608), (776, 412009), (1066, 299924), (1261, 253544), (1546, 206804), (2132, 149962), (2522, 126772), (3092, 103402), (3977, 80392), (4264, 74981), (5044, 63386), (6184, 51701), (7954, 40196), (10049, 31816), (10088, 31693), (15908, 20098)]