826844720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10891}}^1$

素因数の和:10990

約数の個数: 80

約数和(自身を含む): 2098844832

約数和(自身を除く): 1272000112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 1040, 1168, 1460, 1898, 2920, 3796, 4745, 5840, 7592, 9490, 10891, 15184, 18980, 21782, 37960, 43564, 54455, 75920, 87128, 108910, 141583, 174256, 217820, 283166, 435640, 566332, 707915, 795043, 871280, 1132664, 1415830, 1590086, 2265328, 2831660, 3180172, 3975215, 5663320, 6360344, 7950430, 10335559, 11326640, 12720688, 15900860, 20671118, 31801720, 41342236, 51677795, 63603440, 82684472, 103355590, 165368944, 206711180, 413422360, 826844720]

約数ペア:

[(1, 826844720), (2, 413422360), (4, 206711180), (5, 165368944), (8, 103355590), (10, 82684472), (13, 63603440), (16, 51677795), (20, 41342236), (26, 31801720), (40, 20671118), (52, 15900860), (65, 12720688), (73, 11326640), (80, 10335559), (104, 7950430), (130, 6360344), (146, 5663320), (208, 3975215), (260, 3180172), (292, 2831660), (365, 2265328), (520, 1590086), (584, 1415830), (730, 1132664), (949, 871280), (1040, 795043), (1168, 707915), (1460, 566332), (1898, 435640), (2920, 283166), (3796, 217820), (4745, 174256), (5840, 141583), (7592, 108910), (9490, 87128), (10891, 75920), (15184, 54455), (18980, 43564), (21782, 37960)]