86980100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{45779}}^1$

素因数の和:45812

約数の個数: 36

約数和(自身を含む): 198685200

約数和(自身を除く): 111705100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 45779, 91558, 183116, 228895, 457790, 869801, 915580, 1144475, 1739602, 2288950, 3479204, 4349005, 4577900, 8698010, 17396020, 21745025, 43490050, 86980100]

約数ペア:

[(1, 86980100), (2, 43490050), (4, 21745025), (5, 17396020), (10, 8698010), (19, 4577900), (20, 4349005), (25, 3479204), (38, 2288950), (50, 1739602), (76, 1144475), (95, 915580), (100, 869801), (190, 457790), (380, 228895), (475, 183116), (950, 91558), (1900, 45779)]