78888888

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1061

約数の個数: 96

約数和(自身を含む): 232923600

約数和(自身を除く): 154034712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 89, 104, 117, 156, 178, 234, 267, 312, 356, 468, 534, 712, 801, 936, 947, 1068, 1157, 1602, 1894, 2136, 2314, 2841, 3204, 3471, 3788, 4628, 5682, 6408, 6942, 7576, 8523, 9256, 10413, 11364, 12311, 13884, 17046, 20826, 22728, 24622, 27768, 34092, 36933, 41652, 49244, 68184, 73866, 83304, 84283, 98488, 110799, 147732, 168566, 221598, 252849, 295464, 337132, 443196, 505698, 674264, 758547, 886392, 1011396, 1095679, 1517094, 2022792, 2191358, 3034188, 3287037, 4382716, 6068376, 6574074, 8765432, 9861111, 13148148, 19722222, 26296296, 39444444, 78888888]

約数ペア:

[(1, 78888888), (2, 39444444), (3, 26296296), (4, 19722222), (6, 13148148), (8, 9861111), (9, 8765432), (12, 6574074), (13, 6068376), (18, 4382716), (24, 3287037), (26, 3034188), (36, 2191358), (39, 2022792), (52, 1517094), (72, 1095679), (78, 1011396), (89, 886392), (104, 758547), (117, 674264), (156, 505698), (178, 443196), (234, 337132), (267, 295464), (312, 252849), (356, 221598), (468, 168566), (534, 147732), (712, 110799), (801, 98488), (936, 84283), (947, 83304), (1068, 73866), (1157, 68184), (1602, 49244), (1894, 41652), (2136, 36933), (2314, 34092), (2841, 27768), (3204, 24622), (3471, 22728), (3788, 20826), (4628, 17046), (5682, 13884), (6408, 12311), (6942, 11364), (7576, 10413), (8523, 9256)]