131647620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12983}}^1$

素因数の和:13021

約数の個数: 72

約数和(自身を含む): 399180096

約数和(自身を除く): 267532476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 12983, 25966, 38949, 51932, 64915, 77898, 129830, 155796, 168779, 194745, 259660, 337558, 389490, 506337, 675116, 778980, 843895, 1012674, 1687790, 2025348, 2194127, 2531685, 3375580, 4388254, 5063370, 6582381, 8776508, 10126740, 10970635, 13164762, 21941270, 26329524, 32911905, 43882540, 65823810, 131647620]

約数ペア:

[(1, 131647620), (2, 65823810), (3, 43882540), (4, 32911905), (5, 26329524), (6, 21941270), (10, 13164762), (12, 10970635), (13, 10126740), (15, 8776508), (20, 6582381), (26, 5063370), (30, 4388254), (39, 3375580), (52, 2531685), (60, 2194127), (65, 2025348), (78, 1687790), (130, 1012674), (156, 843895), (169, 778980), (195, 675116), (260, 506337), (338, 389490), (390, 337558), (507, 259660), (676, 194745), (780, 168779), (845, 155796), (1014, 129830), (1690, 77898), (2028, 64915), (2535, 51932), (3380, 38949), (5070, 25966), (10140, 12983)]