408163900

素因数分解:

$2^2\times 5^2\times {\mathrm{1361}}^1\times {\mathrm{2999}}^1$

素因数の和:4374

約数の個数: 36

約数和(自身を含む): 886662000

約数和(自身を除く): 478498100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1361, 2722, 2999, 5444, 5998, 6805, 11996, 13610, 14995, 27220, 29990, 34025, 59980, 68050, 74975, 136100, 149950, 299900, 4081639, 8163278, 16326556, 20408195, 40816390, 81632780, 102040975, 204081950, 408163900]

約数ペア:

[(1, 408163900), (2, 204081950), (4, 102040975), (5, 81632780), (10, 40816390), (20, 20408195), (25, 16326556), (50, 8163278), (100, 4081639), (1361, 299900), (2722, 149950), (2999, 136100), (5444, 74975), (5998, 68050), (6805, 59980), (11996, 34025), (13610, 29990), (14995, 27220)]