163139360

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1061}}^1$

素因数の和:1138

約数の個数: 72

約数和(自身を含む): 398625948

約数和(自身を除く): 235486588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1061, 1240, 1922, 2122, 2480, 3844, 4244, 4805, 4960, 5305, 7688, 8488, 9610, 10610, 15376, 16976, 19220, 21220, 30752, 32891, 33952, 38440, 42440, 65782, 76880, 84880, 131564, 153760, 164455, 169760, 263128, 328910, 526256, 657820, 1019621, 1052512, 1315640, 2039242, 2631280, 4078484, 5098105, 5262560, 8156968, 10196210, 16313936, 20392420, 32627872, 40784840, 81569680, 163139360]

約数ペア:

[(1, 163139360), (2, 81569680), (4, 40784840), (5, 32627872), (8, 20392420), (10, 16313936), (16, 10196210), (20, 8156968), (31, 5262560), (32, 5098105), (40, 4078484), (62, 2631280), (80, 2039242), (124, 1315640), (155, 1052512), (160, 1019621), (248, 657820), (310, 526256), (496, 328910), (620, 263128), (961, 169760), (992, 164455), (1061, 153760), (1240, 131564), (1922, 84880), (2122, 76880), (2480, 65782), (3844, 42440), (4244, 38440), (4805, 33952), (4960, 32891), (5305, 30752), (7688, 21220), (8488, 19220), (9610, 16976), (10610, 15376)]