98977520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15661}}^1$

素因数の和:15753

約数の個数: 40

約数和(自身を含む): 233050560

約数和(自身を除く): 134073040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 15661, 31322, 62644, 78305, 125288, 156610, 250576, 313220, 626440, 1237219, 1252880, 2474438, 4948876, 6186095, 9897752, 12372190, 19795504, 24744380, 49488760, 98977520]

約数ペア:

[(1, 98977520), (2, 49488760), (4, 24744380), (5, 19795504), (8, 12372190), (10, 9897752), (16, 6186095), (20, 4948876), (40, 2474438), (79, 1252880), (80, 1237219), (158, 626440), (316, 313220), (395, 250576), (632, 156610), (790, 125288), (1264, 78305), (1580, 62644), (3160, 31322), (6320, 15661)]