165850850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1997}}^1$

素因数の和:2171

約数の個数: 48

約数和(自身を含む): 338924736

約数和(自身を除く): 173073886

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 151, 275, 302, 550, 755, 1510, 1661, 1997, 3322, 3775, 3994, 7550, 8305, 9985, 16610, 19970, 21967, 41525, 43934, 49925, 83050, 99850, 109835, 219670, 301547, 549175, 603094, 1098350, 1507735, 3015470, 3317017, 6634034, 7538675, 15077350, 16585085, 33170170, 82925425, 165850850]

約数ペア:

[(1, 165850850), (2, 82925425), (5, 33170170), (10, 16585085), (11, 15077350), (22, 7538675), (25, 6634034), (50, 3317017), (55, 3015470), (110, 1507735), (151, 1098350), (275, 603094), (302, 549175), (550, 301547), (755, 219670), (1510, 109835), (1661, 99850), (1997, 83050), (3322, 49925), (3775, 43934), (3994, 41525), (7550, 21967), (8305, 19970), (9985, 16610)]