820071512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{2141}}^1$

素因数の和:2316

約数の個数: 64

約数和(自身を含む): 1727308800

約数和(自身を除く): 907237288

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 127, 232, 254, 377, 508, 754, 1016, 1508, 1651, 2141, 3016, 3302, 3683, 4282, 6604, 7366, 8564, 13208, 14732, 17128, 27833, 29464, 47879, 55666, 62089, 95758, 111332, 124178, 191516, 222664, 248356, 271907, 383032, 496712, 543814, 807157, 1087628, 1614314, 2175256, 3228628, 3534791, 6457256, 7069582, 7885303, 14139164, 15770606, 28278328, 31541212, 63082424, 102508939, 205017878, 410035756, 820071512]

約数ペア:

[(1, 820071512), (2, 410035756), (4, 205017878), (8, 102508939), (13, 63082424), (26, 31541212), (29, 28278328), (52, 15770606), (58, 14139164), (104, 7885303), (116, 7069582), (127, 6457256), (232, 3534791), (254, 3228628), (377, 2175256), (508, 1614314), (754, 1087628), (1016, 807157), (1508, 543814), (1651, 496712), (2141, 383032), (3016, 271907), (3302, 248356), (3683, 222664), (4282, 191516), (6604, 124178), (7366, 111332), (8564, 95758), (13208, 62089), (14732, 55666), (17128, 47879), (27833, 29464)]