81513450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{181141}}^1$

素因数の和:181159

約数の個数: 36

約数和(自身を含む): 219000678

約数和(自身を除く): 137487228

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 181141, 362282, 543423, 905705, 1086846, 1630269, 1811410, 2717115, 3260538, 4528525, 5434230, 8151345, 9057050, 13585575, 16302690, 27171150, 40756725, 81513450]

約数ペア:

[(1, 81513450), (2, 40756725), (3, 27171150), (5, 16302690), (6, 13585575), (9, 9057050), (10, 8151345), (15, 5434230), (18, 4528525), (25, 3260538), (30, 2717115), (45, 1811410), (50, 1630269), (75, 1086846), (90, 905705), (150, 543423), (225, 362282), (450, 181141)]