83872020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{14411}}^1$

素因数の和:14520

約数の個数: 48

約数和(自身を含む): 237279168

約数和(自身を除く): 153407148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 14411, 28822, 43233, 57644, 72055, 86466, 144110, 172932, 216165, 288220, 432330, 864660, 1397867, 2795734, 4193601, 5591468, 6989335, 8387202, 13978670, 16774404, 20968005, 27957340, 41936010, 83872020]

約数ペア:

[(1, 83872020), (2, 41936010), (3, 27957340), (4, 20968005), (5, 16774404), (6, 13978670), (10, 8387202), (12, 6989335), (15, 5591468), (20, 4193601), (30, 2795734), (60, 1397867), (97, 864660), (194, 432330), (291, 288220), (388, 216165), (485, 172932), (582, 144110), (970, 86466), (1164, 72055), (1455, 57644), (1940, 43233), (2910, 28822), (5820, 14411)]