72162400

素因数分解:

$2^5\times 5^2\times {\mathrm{90203}}^1$

素因数の和:90223

約数の個数: 36

約数和(自身を含む): 176168412

約数和(自身を除く): 104006012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 90203, 180406, 360812, 451015, 721624, 902030, 1443248, 1804060, 2255075, 2886496, 3608120, 4510150, 7216240, 9020300, 14432480, 18040600, 36081200, 72162400]

約数ペア:

[(1, 72162400), (2, 36081200), (4, 18040600), (5, 14432480), (8, 9020300), (10, 7216240), (16, 4510150), (20, 3608120), (25, 2886496), (32, 2255075), (40, 1804060), (50, 1443248), (80, 902030), (100, 721624), (160, 451015), (200, 360812), (400, 180406), (800, 90203)]