72487720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78791}}^1$

素因数の和:78825

約数の個数: 32

約数和(自身を含む): 170190720

約数和(自身を除く): 97703000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 78791, 157582, 315164, 393955, 630328, 787910, 1575820, 1812193, 3151640, 3624386, 7248772, 9060965, 14497544, 18121930, 36243860, 72487720]

約数ペア:

[(1, 72487720), (2, 36243860), (4, 18121930), (5, 14497544), (8, 9060965), (10, 7248772), (20, 3624386), (23, 3151640), (40, 1812193), (46, 1575820), (92, 787910), (115, 630328), (184, 393955), (230, 315164), (460, 157582), (920, 78791)]