16450720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:758

約数の個数: 96

約数和(自身を含む): 45722880

約数和(自身を除く): 29272160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 719, 880, 1040, 1144, 1430, 1438, 1760, 2080, 2288, 2860, 2876, 3595, 4576, 5720, 5752, 7190, 7909, 9347, 11440, 11504, 14380, 15818, 18694, 22880, 23008, 28760, 31636, 37388, 39545, 46735, 57520, 63272, 74776, 79090, 93470, 102817, 115040, 126544, 149552, 158180, 186940, 205634, 253088, 299104, 316360, 373880, 411268, 514085, 632720, 747760, 822536, 1028170, 1265440, 1495520, 1645072, 2056340, 3290144, 4112680, 8225360, 16450720]

約数ペア:

[(1, 16450720), (2, 8225360), (4, 4112680), (5, 3290144), (8, 2056340), (10, 1645072), (11, 1495520), (13, 1265440), (16, 1028170), (20, 822536), (22, 747760), (26, 632720), (32, 514085), (40, 411268), (44, 373880), (52, 316360), (55, 299104), (65, 253088), (80, 205634), (88, 186940), (104, 158180), (110, 149552), (130, 126544), (143, 115040), (160, 102817), (176, 93470), (208, 79090), (220, 74776), (260, 63272), (286, 57520), (352, 46735), (416, 39545), (440, 37388), (520, 31636), (572, 28760), (715, 23008), (719, 22880), (880, 18694), (1040, 15818), (1144, 14380), (1430, 11504), (1438, 11440), (1760, 9347), (2080, 7909), (2288, 7190), (2860, 5752), (2876, 5720), (3595, 4576)]