66819248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 145838880

約数和(自身を除く): 79019632

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 43, 58, 68, 86, 116, 136, 172, 197, 232, 272, 344, 394, 464, 493, 688, 731, 788, 986, 1247, 1462, 1576, 1972, 2494, 2924, 3152, 3349, 3944, 4988, 5713, 5848, 6698, 7888, 8471, 9976, 11426, 11696, 13396, 16942, 19952, 21199, 22852, 26792, 33884, 42398, 45704, 53584, 67768, 84796, 91408, 97121, 135536, 144007, 169592, 194242, 245659, 288014, 339184, 388484, 491318, 576028, 776968, 982636, 1152056, 1553936, 1965272, 2304112, 3930544, 4176203, 8352406, 16704812, 33409624, 66819248]

約数ペア:

[(1, 66819248), (2, 33409624), (4, 16704812), (8, 8352406), (16, 4176203), (17, 3930544), (29, 2304112), (34, 1965272), (43, 1553936), (58, 1152056), (68, 982636), (86, 776968), (116, 576028), (136, 491318), (172, 388484), (197, 339184), (232, 288014), (272, 245659), (344, 194242), (394, 169592), (464, 144007), (493, 135536), (688, 97121), (731, 91408), (788, 84796), (986, 67768), (1247, 53584), (1462, 45704), (1576, 42398), (1972, 33884), (2494, 26792), (2924, 22852), (3152, 21199), (3349, 19952), (3944, 16942), (4988, 13396), (5713, 11696), (5848, 11426), (6698, 9976), (7888, 8471)]