28129530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 53155590

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 79, 83, 110, 130, 143, 158, 165, 166, 195, 237, 249, 286, 330, 390, 395, 415, 429, 474, 498, 715, 790, 830, 858, 869, 913, 1027, 1079, 1185, 1245, 1430, 1738, 1826, 2054, 2145, 2158, 2370, 2490, 2607, 2739, 3081, 3237, 4290, 4345, 4565, 5135, 5214, 5395, 5478, 6162, 6474, 6557, 8690, 9130, 10270, 10790, 11297, 11869, 13035, 13114, 13695, 15405, 16185, 19671, 22594, 23738, 26070, 27390, 30810, 32370, 32785, 33891, 35607, 39342, 56485, 59345, 65570, 67782, 71214, 72127, 85241, 98355, 112970, 118690, 144254, 169455, 170482, 178035, 196710, 216381, 255723, 338910, 356070, 360635, 426205, 432762, 511446, 721270, 852410, 937651, 1081905, 1278615, 1875302, 2163810, 2557230, 2812953, 4688255, 5625906, 9376510, 14064765, 28129530]

約数ペア:

[(1, 28129530), (2, 14064765), (3, 9376510), (5, 5625906), (6, 4688255), (10, 2812953), (11, 2557230), (13, 2163810), (15, 1875302), (22, 1278615), (26, 1081905), (30, 937651), (33, 852410), (39, 721270), (55, 511446), (65, 432762), (66, 426205), (78, 360635), (79, 356070), (83, 338910), (110, 255723), (130, 216381), (143, 196710), (158, 178035), (165, 170482), (166, 169455), (195, 144254), (237, 118690), (249, 112970), (286, 98355), (330, 85241), (390, 72127), (395, 71214), (415, 67782), (429, 65570), (474, 59345), (498, 56485), (715, 39342), (790, 35607), (830, 33891), (858, 32785), (869, 32370), (913, 30810), (1027, 27390), (1079, 26070), (1185, 23738), (1245, 22594), (1430, 19671), (1738, 16185), (1826, 15405), (2054, 13695), (2145, 13114), (2158, 13035), (2370, 11869), (2490, 11297), (2607, 10790), (2739, 10270), (3081, 9130), (3237, 8690), (4290, 6557), (4345, 6474), (4565, 6162), (5135, 5478), (5214, 5395)]