115657880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222419}}^1$

素因数の和:222443

約数の個数: 32

約数和(自身を含む): 280249200

約数和(自身を除く): 164591320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 222419, 444838, 889676, 1112095, 1779352, 2224190, 2891447, 4448380, 5782894, 8896760, 11565788, 14457235, 23131576, 28914470, 57828940, 115657880]

約数ペア:

[(1, 115657880), (2, 57828940), (4, 28914470), (5, 23131576), (8, 14457235), (10, 11565788), (13, 8896760), (20, 5782894), (26, 4448380), (40, 2891447), (52, 2224190), (65, 1779352), (104, 1112095), (130, 889676), (260, 444838), (520, 222419)]