84399640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1607}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 206660160

約数和(自身を除く): 122260520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 1607, 2020, 2626, 3214, 4040, 5252, 6428, 6565, 8035, 10504, 12856, 13130, 16070, 20891, 26260, 32140, 41782, 52520, 64280, 83564, 104455, 162307, 167128, 208910, 324614, 417820, 649228, 811535, 835640, 1298456, 1623070, 2109991, 3246140, 4219982, 6492280, 8439964, 10549955, 16879928, 21099910, 42199820, 84399640]

約数ペア:

[(1, 84399640), (2, 42199820), (4, 21099910), (5, 16879928), (8, 10549955), (10, 8439964), (13, 6492280), (20, 4219982), (26, 3246140), (40, 2109991), (52, 1623070), (65, 1298456), (101, 835640), (104, 811535), (130, 649228), (202, 417820), (260, 324614), (404, 208910), (505, 167128), (520, 162307), (808, 104455), (1010, 83564), (1313, 64280), (1607, 52520), (2020, 41782), (2626, 32140), (3214, 26260), (4040, 20891), (5252, 16070), (6428, 13130), (6565, 12856), (8035, 10504)]