638049500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{116009}}^1$

素因数の和:116039

約数の個数: 48

約数和(自身を含む): 1520195040

約数和(自身を除く): 882145540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500, 116009, 232018, 464036, 580045, 1160090, 1276099, 2320180, 2552198, 2900225, 5104396, 5800450, 6380495, 11600900, 12760990, 14501125, 25521980, 29002250, 31902475, 58004500, 63804950, 127609900, 159512375, 319024750, 638049500]

約数ペア:

[(1, 638049500), (2, 319024750), (4, 159512375), (5, 127609900), (10, 63804950), (11, 58004500), (20, 31902475), (22, 29002250), (25, 25521980), (44, 14501125), (50, 12760990), (55, 11600900), (100, 6380495), (110, 5800450), (125, 5104396), (220, 2900225), (250, 2552198), (275, 2320180), (500, 1276099), (550, 1160090), (1100, 580045), (1375, 464036), (2750, 232018), (5500, 116009)]