81255100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{28019}}^1$

素因数の和:28062

約数の個数: 36

約数和(自身を含む): 182410200

約数和(自身を除く): 101155100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 28019, 56038, 112076, 140095, 280190, 560380, 700475, 812551, 1400950, 1625102, 2801900, 3250204, 4062755, 8125510, 16251020, 20313775, 40627550, 81255100]

約数ペア:

[(1, 81255100), (2, 40627550), (4, 20313775), (5, 16251020), (10, 8125510), (20, 4062755), (25, 3250204), (29, 2801900), (50, 1625102), (58, 1400950), (100, 812551), (116, 700475), (145, 560380), (290, 280190), (580, 140095), (725, 112076), (1450, 56038), (2900, 28019)]