19315500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 57308160

約数和(自身を除く): 37992660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 79, 100, 125, 150, 158, 163, 237, 250, 300, 316, 326, 375, 395, 474, 489, 500, 652, 750, 790, 815, 948, 978, 1185, 1500, 1580, 1630, 1956, 1975, 2370, 2445, 3260, 3950, 4075, 4740, 4890, 5925, 7900, 8150, 9780, 9875, 11850, 12225, 12877, 16300, 19750, 20375, 23700, 24450, 25754, 29625, 38631, 39500, 40750, 48900, 51508, 59250, 61125, 64385, 77262, 81500, 118500, 122250, 128770, 154524, 193155, 244500, 257540, 321925, 386310, 643850, 772620, 965775, 1287700, 1609625, 1931550, 3219250, 3863100, 4828875, 6438500, 9657750, 19315500]

約数ペア:

[(1, 19315500), (2, 9657750), (3, 6438500), (4, 4828875), (5, 3863100), (6, 3219250), (10, 1931550), (12, 1609625), (15, 1287700), (20, 965775), (25, 772620), (30, 643850), (50, 386310), (60, 321925), (75, 257540), (79, 244500), (100, 193155), (125, 154524), (150, 128770), (158, 122250), (163, 118500), (237, 81500), (250, 77262), (300, 64385), (316, 61125), (326, 59250), (375, 51508), (395, 48900), (474, 40750), (489, 39500), (500, 38631), (652, 29625), (750, 25754), (790, 24450), (815, 23700), (948, 20375), (978, 19750), (1185, 16300), (1500, 12877), (1580, 12225), (1630, 11850), (1956, 9875), (1975, 9780), (2370, 8150), (2445, 7900), (3260, 5925), (3950, 4890), (4075, 4740)]