160089020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87961}}^1$

素因数の和:87990

約数の個数: 48

約数和(自身を含む): 413773248

約数和(自身を除く): 253684228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 87961, 175922, 351844, 439805, 615727, 879610, 1143493, 1231454, 1759220, 2286986, 2462908, 3078635, 4573972, 5717465, 6157270, 8004451, 11434930, 12314540, 16008902, 22869860, 32017804, 40022255, 80044510, 160089020]

約数ペア:

[(1, 160089020), (2, 80044510), (4, 40022255), (5, 32017804), (7, 22869860), (10, 16008902), (13, 12314540), (14, 11434930), (20, 8004451), (26, 6157270), (28, 5717465), (35, 4573972), (52, 3078635), (65, 2462908), (70, 2286986), (91, 1759220), (130, 1231454), (140, 1143493), (182, 879610), (260, 615727), (364, 439805), (455, 351844), (910, 175922), (1820, 87961)]