81315450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{180701}}^1$

素因数の和:180719

約数の個数: 36

約数和(自身を含む): 218468718

約数和(自身を除く): 137153268

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 180701, 361402, 542103, 903505, 1084206, 1626309, 1807010, 2710515, 3252618, 4517525, 5421030, 8131545, 9035050, 13552575, 16263090, 27105150, 40657725, 81315450]

約数ペア:

[(1, 81315450), (2, 40657725), (3, 27105150), (5, 16263090), (6, 13552575), (9, 9035050), (10, 8131545), (15, 5421030), (18, 4517525), (25, 3252618), (30, 2710515), (45, 1807010), (50, 1626309), (75, 1084206), (90, 903505), (150, 542103), (225, 361402), (450, 180701)]