18133700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 108

約数和(自身を含む): 45270540

約数和(自身を除く): 27136840

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 37, 50, 52, 58, 65, 74, 100, 116, 130, 145, 148, 169, 185, 260, 290, 325, 338, 370, 377, 481, 580, 650, 676, 725, 740, 754, 845, 925, 962, 1073, 1300, 1450, 1508, 1690, 1850, 1885, 1924, 2146, 2405, 2900, 3380, 3700, 3770, 4225, 4292, 4810, 4901, 5365, 6253, 7540, 8450, 9425, 9620, 9802, 10730, 12025, 12506, 13949, 16900, 18850, 19604, 21460, 24050, 24505, 25012, 26825, 27898, 31265, 37700, 48100, 49010, 53650, 55796, 62530, 69745, 98020, 107300, 122525, 125060, 139490, 156325, 181337, 245050, 278980, 312650, 348725, 362674, 490100, 625300, 697450, 725348, 906685, 1394900, 1813370, 3626740, 4533425, 9066850, 18133700]

約数ペア:

[(1, 18133700), (2, 9066850), (4, 4533425), (5, 3626740), (10, 1813370), (13, 1394900), (20, 906685), (25, 725348), (26, 697450), (29, 625300), (37, 490100), (50, 362674), (52, 348725), (58, 312650), (65, 278980), (74, 245050), (100, 181337), (116, 156325), (130, 139490), (145, 125060), (148, 122525), (169, 107300), (185, 98020), (260, 69745), (290, 62530), (325, 55796), (338, 53650), (370, 49010), (377, 48100), (481, 37700), (580, 31265), (650, 27898), (676, 26825), (725, 25012), (740, 24505), (754, 24050), (845, 21460), (925, 19604), (962, 18850), (1073, 16900), (1300, 13949), (1450, 12506), (1508, 12025), (1690, 10730), (1850, 9802), (1885, 9620), (1924, 9425), (2146, 8450), (2405, 7540), (2900, 6253), (3380, 5365), (3700, 4901), (3770, 4810), (4225, 4292)]