128514500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{6269}}^1$

素因数の和:6329

約数の個数: 48

約数和(自身を含む): 287567280

約数和(自身を除く): 159052780

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 2050, 4100, 5125, 6269, 10250, 12538, 20500, 25076, 31345, 62690, 125380, 156725, 257029, 313450, 514058, 626900, 783625, 1028116, 1285145, 1567250, 2570290, 3134500, 5140580, 6425725, 12851450, 25702900, 32128625, 64257250, 128514500]

約数ペア:

[(1, 128514500), (2, 64257250), (4, 32128625), (5, 25702900), (10, 12851450), (20, 6425725), (25, 5140580), (41, 3134500), (50, 2570290), (82, 1567250), (100, 1285145), (125, 1028116), (164, 783625), (205, 626900), (250, 514058), (410, 313450), (500, 257029), (820, 156725), (1025, 125380), (2050, 62690), (4100, 31345), (5125, 25076), (6269, 20500), (10250, 12538)]