71941408

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 185812704

約数和(自身を除く): 113871296

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 43, 44, 49, 56, 77, 86, 88, 97, 98, 112, 154, 172, 176, 194, 196, 224, 301, 308, 344, 352, 388, 392, 473, 539, 602, 616, 679, 688, 776, 784, 946, 1067, 1078, 1204, 1232, 1358, 1376, 1552, 1568, 1892, 2107, 2134, 2156, 2408, 2464, 2716, 3104, 3311, 3784, 4171, 4214, 4268, 4312, 4753, 4816, 5432, 6622, 7469, 7568, 8342, 8428, 8536, 8624, 9506, 9632, 10864, 13244, 14938, 15136, 16684, 16856, 17072, 17248, 19012, 21728, 23177, 26488, 29197, 29876, 33368, 33712, 34144, 38024, 45881, 46354, 52283, 52976, 58394, 59752, 66736, 67424, 76048, 91762, 92708, 104566, 105952, 116788, 119504, 133472, 152096, 183524, 185416, 204379, 209132, 233576, 239008, 321167, 367048, 370832, 408758, 418264, 467152, 642334, 734096, 741664, 817516, 836528, 934304, 1284668, 1468192, 1635032, 1673056, 2248169, 2569336, 3270064, 4496338, 5138672, 6540128, 8992676, 10277344, 17985352, 35970704, 71941408]

約数ペア:

[(1, 71941408), (2, 35970704), (4, 17985352), (7, 10277344), (8, 8992676), (11, 6540128), (14, 5138672), (16, 4496338), (22, 3270064), (28, 2569336), (32, 2248169), (43, 1673056), (44, 1635032), (49, 1468192), (56, 1284668), (77, 934304), (86, 836528), (88, 817516), (97, 741664), (98, 734096), (112, 642334), (154, 467152), (172, 418264), (176, 408758), (194, 370832), (196, 367048), (224, 321167), (301, 239008), (308, 233576), (344, 209132), (352, 204379), (388, 185416), (392, 183524), (473, 152096), (539, 133472), (602, 119504), (616, 116788), (679, 105952), (688, 104566), (776, 92708), (784, 91762), (946, 76048), (1067, 67424), (1078, 66736), (1204, 59752), (1232, 58394), (1358, 52976), (1376, 52283), (1552, 46354), (1568, 45881), (1892, 38024), (2107, 34144), (2134, 33712), (2156, 33368), (2408, 29876), (2464, 29197), (2716, 26488), (3104, 23177), (3311, 21728), (3784, 19012), (4171, 17248), (4214, 17072), (4268, 16856), (4312, 16684), (4753, 15136), (4816, 14938), (5432, 13244), (6622, 10864), (7469, 9632), (7568, 9506), (8342, 8624), (8428, 8536)]