20161709550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{3109}}^1\times {\mathrm{14411}}^1$

素因数の和:17538

約数の個数: 72

約数和(自身を含む): 54188975880

約数和(自身を除く): 34027266330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 3109, 6218, 9327, 14411, 15545, 18654, 27981, 28822, 31090, 43233, 46635, 55962, 72055, 77725, 86466, 93270, 129699, 139905, 144110, 155450, 216165, 233175, 259398, 279810, 360275, 432330, 466350, 648495, 699525, 720550, 1080825, 1296990, 1399050, 2161650, 3242475, 6484950, 44803799, 89607598, 134411397, 224018995, 268822794, 403234191, 448037990, 672056985, 806468382, 1120094975, 1344113970, 2016170955, 2240189950, 3360284925, 4032341910, 6720569850, 10080854775, 20161709550]

約数ペア:

[(1, 20161709550), (2, 10080854775), (3, 6720569850), (5, 4032341910), (6, 3360284925), (9, 2240189950), (10, 2016170955), (15, 1344113970), (18, 1120094975), (25, 806468382), (30, 672056985), (45, 448037990), (50, 403234191), (75, 268822794), (90, 224018995), (150, 134411397), (225, 89607598), (450, 44803799), (3109, 6484950), (6218, 3242475), (9327, 2161650), (14411, 1399050), (15545, 1296990), (18654, 1080825), (27981, 720550), (28822, 699525), (31090, 648495), (43233, 466350), (46635, 432330), (55962, 360275), (72055, 279810), (77725, 259398), (86466, 233175), (93270, 216165), (129699, 155450), (139905, 144110)]