90215872

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{293}}^1$

素因数の和:605

約数の個数: 56

約数和(自身を含む): 190871856

約数和(自身を除く): 100655984

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 283, 293, 544, 566, 586, 1088, 1132, 1172, 2264, 2344, 4528, 4688, 4811, 4981, 9056, 9376, 9622, 9962, 18112, 18752, 19244, 19924, 38488, 39848, 76976, 79696, 82919, 153952, 159392, 165838, 307904, 318784, 331676, 663352, 1326704, 1409623, 2653408, 2819246, 5306816, 5638492, 11276984, 22553968, 45107936, 90215872]

約数ペア:

[(1, 90215872), (2, 45107936), (4, 22553968), (8, 11276984), (16, 5638492), (17, 5306816), (32, 2819246), (34, 2653408), (64, 1409623), (68, 1326704), (136, 663352), (272, 331676), (283, 318784), (293, 307904), (544, 165838), (566, 159392), (586, 153952), (1088, 82919), (1132, 79696), (1172, 76976), (2264, 39848), (2344, 38488), (4528, 19924), (4688, 19244), (4811, 18752), (4981, 18112), (9056, 9962), (9376, 9622)]