83894120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 200188800

約数和(自身を除く): 116294680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 167, 190, 334, 380, 661, 668, 760, 835, 1322, 1336, 1670, 2644, 3173, 3305, 3340, 5288, 6346, 6610, 6680, 12559, 12692, 13220, 15865, 25118, 25384, 26440, 31730, 50236, 62795, 63460, 100472, 110387, 125590, 126920, 220774, 251180, 441548, 502360, 551935, 883096, 1103870, 2097353, 2207740, 4194706, 4415480, 8389412, 10486765, 16778824, 20973530, 41947060, 83894120]

約数ペア:

[(1, 83894120), (2, 41947060), (4, 20973530), (5, 16778824), (8, 10486765), (10, 8389412), (19, 4415480), (20, 4194706), (38, 2207740), (40, 2097353), (76, 1103870), (95, 883096), (152, 551935), (167, 502360), (190, 441548), (334, 251180), (380, 220774), (661, 126920), (668, 125590), (760, 110387), (835, 100472), (1322, 63460), (1336, 62795), (1670, 50236), (2644, 31730), (3173, 26440), (3305, 25384), (3340, 25118), (5288, 15865), (6346, 13220), (6610, 12692), (6680, 12559)]