78921908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 154968576

約数和(自身を除く): 76046668

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 173, 283, 346, 403, 566, 692, 806, 1132, 1612, 2249, 3679, 4498, 5363, 7358, 8773, 8996, 10726, 14716, 17546, 21452, 35092, 48959, 69719, 97918, 114049, 139438, 195836, 228098, 278876, 456196, 636467, 1272934, 1517729, 2545868, 3035458, 6070916, 19730477, 39460954, 78921908]

約数ペア:

[(1, 78921908), (2, 39460954), (4, 19730477), (13, 6070916), (26, 3035458), (31, 2545868), (52, 1517729), (62, 1272934), (124, 636467), (173, 456196), (283, 278876), (346, 228098), (403, 195836), (566, 139438), (692, 114049), (806, 97918), (1132, 69719), (1612, 48959), (2249, 35092), (3679, 21452), (4498, 17546), (5363, 14716), (7358, 10726), (8773, 8996)]