66988832

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 139708800

約数和(自身を除く): 72719968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 239, 304, 461, 478, 608, 922, 956, 1844, 1912, 3688, 3824, 4541, 7376, 7648, 8759, 9082, 14752, 17518, 18164, 35036, 36328, 70072, 72656, 110179, 140144, 145312, 220358, 280288, 440716, 881432, 1762864, 2093401, 3525728, 4186802, 8373604, 16747208, 33494416, 66988832]

約数ペア:

[(1, 66988832), (2, 33494416), (4, 16747208), (8, 8373604), (16, 4186802), (19, 3525728), (32, 2093401), (38, 1762864), (76, 881432), (152, 440716), (239, 280288), (304, 220358), (461, 145312), (478, 140144), (608, 110179), (922, 72656), (956, 70072), (1844, 36328), (1912, 35036), (3688, 18164), (3824, 17518), (4541, 14752), (7376, 9082), (7648, 8759)]