216267625

素因数分解:

$5^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 348281856

約数和(自身を除く): 132014231

約数列:

[1, 5, 7, 17, 25, 31, 35, 49, 67, 85, 119, 125, 155, 175, 217, 245, 335, 425, 469, 527, 595, 775, 833, 875, 1085, 1139, 1225, 1519, 1675, 2077, 2125, 2345, 2635, 2975, 3283, 3689, 3875, 4165, 5425, 5695, 6125, 7595, 7973, 8375, 10385, 11725, 13175, 14539, 14875, 16415, 18445, 20825, 25823, 27125, 28475, 35309, 37975, 39865, 51925, 55811, 58625, 65875, 72695, 82075, 92225, 101773, 104125, 129115, 142375, 176545, 189875, 199325, 247163, 259625, 279055, 363475, 410375, 461125, 508865, 645575, 882725, 996625, 1235815, 1395275, 1730141, 1817375, 2544325, 3227875, 4413625, 6179075, 6976375, 8650705, 12721625, 30895375, 43253525, 216267625]

約数ペア:

[(1, 216267625), (5, 43253525), (7, 30895375), (17, 12721625), (25, 8650705), (31, 6976375), (35, 6179075), (49, 4413625), (67, 3227875), (85, 2544325), (119, 1817375), (125, 1730141), (155, 1395275), (175, 1235815), (217, 996625), (245, 882725), (335, 645575), (425, 508865), (469, 461125), (527, 410375), (595, 363475), (775, 279055), (833, 259625), (875, 247163), (1085, 199325), (1139, 189875), (1225, 176545), (1519, 142375), (1675, 129115), (2077, 104125), (2125, 101773), (2345, 92225), (2635, 82075), (2975, 72695), (3283, 65875), (3689, 58625), (3875, 55811), (4165, 51925), (5425, 39865), (5695, 37975), (6125, 35309), (7595, 28475), (7973, 27125), (8375, 25823), (10385, 20825), (11725, 18445), (13175, 16415), (14539, 14875)]