64829440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 167862240

約数和(自身を除く): 103032800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 487, 512, 520, 640, 832, 974, 1024, 1040, 1280, 1664, 1948, 2048, 2080, 2435, 2560, 3328, 3896, 4160, 4870, 5120, 6331, 6656, 7792, 8320, 9740, 10240, 12662, 13312, 15584, 16640, 19480, 25324, 26624, 31168, 31655, 33280, 38960, 50648, 62336, 63310, 66560, 77920, 101296, 124672, 126620, 133120, 155840, 202592, 249344, 253240, 311680, 405184, 498688, 506480, 623360, 810368, 997376, 1012960, 1246720, 1620736, 2025920, 2493440, 3241472, 4051840, 4986880, 6482944, 8103680, 12965888, 16207360, 32414720, 64829440]

約数ペア:

[(1, 64829440), (2, 32414720), (4, 16207360), (5, 12965888), (8, 8103680), (10, 6482944), (13, 4986880), (16, 4051840), (20, 3241472), (26, 2493440), (32, 2025920), (40, 1620736), (52, 1246720), (64, 1012960), (65, 997376), (80, 810368), (104, 623360), (128, 506480), (130, 498688), (160, 405184), (208, 311680), (256, 253240), (260, 249344), (320, 202592), (416, 155840), (487, 133120), (512, 126620), (520, 124672), (640, 101296), (832, 77920), (974, 66560), (1024, 63310), (1040, 62336), (1280, 50648), (1664, 38960), (1948, 33280), (2048, 31655), (2080, 31168), (2435, 26624), (2560, 25324), (3328, 19480), (3896, 16640), (4160, 15584), (4870, 13312), (5120, 12662), (6331, 10240), (6656, 9740), (7792, 8320)]