85837441720

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1\times {\mathrm{23167}}^1$

素因数の和:23828

約数の個数: 64

約数和(自身を含む): 194499993600

約数和(自身を除く): 108662551880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 439, 844, 878, 1055, 1688, 1756, 2110, 2195, 3512, 4220, 4390, 8440, 8780, 17560, 23167, 46334, 92629, 92668, 115835, 185258, 185336, 231670, 370516, 463145, 463340, 741032, 926290, 926680, 1852580, 3705160, 4888237, 9776474, 10170313, 19552948, 20340626, 24441185, 39105896, 40681252, 48882370, 50851565, 81362504, 97764740, 101703130, 195529480, 203406260, 406812520, 2145936043, 4291872086, 8583744172, 10729680215, 17167488344, 21459360430, 42918720860, 85837441720]

約数ペア:

[(1, 85837441720), (2, 42918720860), (4, 21459360430), (5, 17167488344), (8, 10729680215), (10, 8583744172), (20, 4291872086), (40, 2145936043), (211, 406812520), (422, 203406260), (439, 195529480), (844, 101703130), (878, 97764740), (1055, 81362504), (1688, 50851565), (1756, 48882370), (2110, 40681252), (2195, 39105896), (3512, 24441185), (4220, 20340626), (4390, 19552948), (8440, 10170313), (8780, 9776474), (17560, 4888237), (23167, 3705160), (46334, 1852580), (92629, 926680), (92668, 926290), (115835, 741032), (185258, 463340), (185336, 463145), (231670, 370516)]