66488656

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:468

約数の個数: 60

約数和(自身を含む): 141961152

約数和(自身を除く): 75472496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 169, 208, 268, 338, 367, 536, 676, 734, 871, 1072, 1352, 1468, 1742, 2704, 2936, 3484, 4771, 5872, 6968, 9542, 11323, 13936, 19084, 22646, 24589, 38168, 45292, 49178, 62023, 76336, 90584, 98356, 124046, 181168, 196712, 248092, 319657, 393424, 496184, 639314, 992368, 1278628, 2557256, 4155541, 5114512, 8311082, 16622164, 33244328, 66488656]

約数ペア:

[(1, 66488656), (2, 33244328), (4, 16622164), (8, 8311082), (13, 5114512), (16, 4155541), (26, 2557256), (52, 1278628), (67, 992368), (104, 639314), (134, 496184), (169, 393424), (208, 319657), (268, 248092), (338, 196712), (367, 181168), (536, 124046), (676, 98356), (734, 90584), (871, 76336), (1072, 62023), (1352, 49178), (1468, 45292), (1742, 38168), (2704, 24589), (2936, 22646), (3484, 19084), (4771, 13936), (5872, 11323), (6968, 9542)]