2005127384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{3319}}^1$

素因数の和:3532

約数の個数: 64

約数和(自身を含む): 4185988800

約数和(自身を除く): 2180861416

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 157, 296, 314, 481, 628, 962, 1256, 1924, 2041, 3319, 3848, 4082, 5809, 6638, 8164, 11618, 13276, 16328, 23236, 26552, 43147, 46472, 75517, 86294, 122803, 151034, 172588, 245606, 302068, 345176, 491212, 521083, 604136, 982424, 1042166, 1596439, 2084332, 3192878, 4168664, 6385756, 6774079, 12771512, 13548158, 19280071, 27096316, 38560142, 54192632, 77120284, 154240568, 250640923, 501281846, 1002563692, 2005127384]

約数ペア:

[(1, 2005127384), (2, 1002563692), (4, 501281846), (8, 250640923), (13, 154240568), (26, 77120284), (37, 54192632), (52, 38560142), (74, 27096316), (104, 19280071), (148, 13548158), (157, 12771512), (296, 6774079), (314, 6385756), (481, 4168664), (628, 3192878), (962, 2084332), (1256, 1596439), (1924, 1042166), (2041, 982424), (3319, 604136), (3848, 521083), (4082, 491212), (5809, 345176), (6638, 302068), (8164, 245606), (11618, 172588), (13276, 151034), (16328, 122803), (23236, 86294), (26552, 75517), (43147, 46472)]