72430000

素因数分解:

$2^4\times 5^4\times {\mathrm{7243}}^1$

素因数の和:7271

約数の個数: 50

約数和(自身を含む): 175384484

約数和(自身を除く): 102954484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 7243, 10000, 14486, 28972, 36215, 57944, 72430, 115888, 144860, 181075, 289720, 362150, 579440, 724300, 905375, 1448600, 1810750, 2897200, 3621500, 4526875, 7243000, 9053750, 14486000, 18107500, 36215000, 72430000]

約数ペア:

[(1, 72430000), (2, 36215000), (4, 18107500), (5, 14486000), (8, 9053750), (10, 7243000), (16, 4526875), (20, 3621500), (25, 2897200), (40, 1810750), (50, 1448600), (80, 905375), (100, 724300), (125, 579440), (200, 362150), (250, 289720), (400, 181075), (500, 144860), (625, 115888), (1000, 72430), (1250, 57944), (2000, 36215), (2500, 28972), (5000, 14486), (7243, 10000)]