51508000

素因数分解:

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

素因数の和:267

約数の個数: 96

約数和(自身を含む): 128943360

約数和(自身を除く): 77435360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 125, 158, 160, 163, 200, 250, 316, 326, 395, 400, 500, 632, 652, 790, 800, 815, 1000, 1264, 1304, 1580, 1630, 1975, 2000, 2528, 2608, 3160, 3260, 3950, 4000, 4075, 5216, 6320, 6520, 7900, 8150, 9875, 12640, 12877, 13040, 15800, 16300, 19750, 20375, 25754, 26080, 31600, 32600, 39500, 40750, 51508, 63200, 64385, 65200, 79000, 81500, 103016, 128770, 130400, 158000, 163000, 206032, 257540, 316000, 321925, 326000, 412064, 515080, 643850, 652000, 1030160, 1287700, 1609625, 2060320, 2575400, 3219250, 5150800, 6438500, 10301600, 12877000, 25754000, 51508000]

約数ペア:

[(1, 51508000), (2, 25754000), (4, 12877000), (5, 10301600), (8, 6438500), (10, 5150800), (16, 3219250), (20, 2575400), (25, 2060320), (32, 1609625), (40, 1287700), (50, 1030160), (79, 652000), (80, 643850), (100, 515080), (125, 412064), (158, 326000), (160, 321925), (163, 316000), (200, 257540), (250, 206032), (316, 163000), (326, 158000), (395, 130400), (400, 128770), (500, 103016), (632, 81500), (652, 79000), (790, 65200), (800, 64385), (815, 63200), (1000, 51508), (1264, 40750), (1304, 39500), (1580, 32600), (1630, 31600), (1975, 26080), (2000, 25754), (2528, 20375), (2608, 19750), (3160, 16300), (3260, 15800), (3950, 13040), (4000, 12877), (4075, 12640), (5216, 9875), (6320, 8150), (6520, 7900)]