81143895040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1219109}}^1$

素因数の和:1219147

約数の個数: 88

約数和(自身を含む): 209623526280

約数和(自身を除く): 128479631240

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, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 33280, 66560, 1219109, 2438218, 4876436, 6095545, 9752872, 12191090, 15848417, 19505744, 24382180, 31696834, 39011488, 48764360, 63393668, 78022976, 79242085, 97528720, 126787336, 156045952, 158484170, 195057440, 253574672, 312091904, 316968340, 390114880, 507149344, 624183808, 633936680, 780229760, 1014298688, 1248367616, 1267873360, 1560459520, 2028597376, 2535746720, 3120919040, 4057194752, 5071493440, 6241838080, 8114389504, 10142986880, 16228779008, 20285973760, 40571947520, 81143895040]

約数ペア:

[(1, 81143895040), (2, 40571947520), (4, 20285973760), (5, 16228779008), (8, 10142986880), (10, 8114389504), (13, 6241838080), (16, 5071493440), (20, 4057194752), (26, 3120919040), (32, 2535746720), (40, 2028597376), (52, 1560459520), (64, 1267873360), (65, 1248367616), (80, 1014298688), (104, 780229760), (128, 633936680), (130, 624183808), (160, 507149344), (208, 390114880), (256, 316968340), (260, 312091904), (320, 253574672), (416, 195057440), (512, 158484170), (520, 156045952), (640, 126787336), (832, 97528720), (1024, 79242085), (1040, 78022976), (1280, 63393668), (1664, 48764360), (2080, 39011488), (2560, 31696834), (3328, 24382180), (4160, 19505744), (5120, 15848417), (6656, 12191090), (8320, 9752872), (13312, 6095545), (16640, 4876436), (33280, 2438218), (66560, 1219109)]