9779900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7523}}^1$

素因数の和:7550

約数の個数: 36

約数和(自身を含む): 22857912

約数和(自身を除く): 13078012

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 7523, 15046, 30092, 37615, 75230, 97799, 150460, 188075, 195598, 376150, 391196, 488995, 752300, 977990, 1955980, 2444975, 4889950, 9779900]

約数ペア:

[(1, 9779900), (2, 4889950), (4, 2444975), (5, 1955980), (10, 977990), (13, 752300), (20, 488995), (25, 391196), (26, 376150), (50, 195598), (52, 188075), (65, 150460), (100, 97799), (130, 75230), (260, 37615), (325, 30092), (650, 15046), (1300, 7523)]