38989600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 107618112

約数和(自身を除く): 68628512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 65, 80, 92, 100, 104, 115, 130, 160, 163, 184, 200, 208, 230, 260, 299, 325, 326, 368, 400, 416, 460, 520, 575, 598, 650, 652, 736, 800, 815, 920, 1040, 1150, 1196, 1300, 1304, 1495, 1630, 1840, 2080, 2119, 2300, 2392, 2600, 2608, 2990, 3260, 3680, 3749, 4075, 4238, 4600, 4784, 5200, 5216, 5980, 6520, 7475, 7498, 8150, 8476, 9200, 9568, 10400, 10595, 11960, 13040, 14950, 14996, 16300, 16952, 18400, 18745, 21190, 23920, 26080, 29900, 29992, 32600, 33904, 37490, 42380, 47840, 48737, 52975, 59800, 59984, 65200, 67808, 74980, 84760, 93725, 97474, 105950, 119600, 119968, 130400, 149960, 169520, 187450, 194948, 211900, 239200, 243685, 299920, 339040, 374900, 389896, 423800, 487370, 599840, 749800, 779792, 847600, 974740, 1218425, 1499600, 1559584, 1695200, 1949480, 2436850, 2999200, 3898960, 4873700, 7797920, 9747400, 19494800, 38989600]

約数ペア:

[(1, 38989600), (2, 19494800), (4, 9747400), (5, 7797920), (8, 4873700), (10, 3898960), (13, 2999200), (16, 2436850), (20, 1949480), (23, 1695200), (25, 1559584), (26, 1499600), (32, 1218425), (40, 974740), (46, 847600), (50, 779792), (52, 749800), (65, 599840), (80, 487370), (92, 423800), (100, 389896), (104, 374900), (115, 339040), (130, 299920), (160, 243685), (163, 239200), (184, 211900), (200, 194948), (208, 187450), (230, 169520), (260, 149960), (299, 130400), (325, 119968), (326, 119600), (368, 105950), (400, 97474), (416, 93725), (460, 84760), (520, 74980), (575, 67808), (598, 65200), (650, 59984), (652, 59800), (736, 52975), (800, 48737), (815, 47840), (920, 42380), (1040, 37490), (1150, 33904), (1196, 32600), (1300, 29992), (1304, 29900), (1495, 26080), (1630, 23920), (1840, 21190), (2080, 18745), (2119, 18400), (2300, 16952), (2392, 16300), (2600, 14996), (2608, 14950), (2990, 13040), (3260, 11960), (3680, 10595), (3749, 10400), (4075, 9568), (4238, 9200), (4600, 8476), (4784, 8150), (5200, 7498), (5216, 7475), (5980, 6520)]