1561649150

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{2963}}^1$

素因数の和:3185

約数の個数: 48

約数和(自身を含む): 2963810304

約数和(自身を除く): 1402161154

約数列:

[1, 2, 5, 10, 25, 50, 83, 127, 166, 254, 415, 635, 830, 1270, 2075, 2963, 3175, 4150, 5926, 6350, 10541, 14815, 21082, 29630, 52705, 74075, 105410, 148150, 245929, 263525, 376301, 491858, 527050, 752602, 1229645, 1881505, 2459290, 3763010, 6148225, 9407525, 12296450, 18815050, 31232983, 62465966, 156164915, 312329830, 780824575, 1561649150]

約数ペア:

[(1, 1561649150), (2, 780824575), (5, 312329830), (10, 156164915), (25, 62465966), (50, 31232983), (83, 18815050), (127, 12296450), (166, 9407525), (254, 6148225), (415, 3763010), (635, 2459290), (830, 1881505), (1270, 1229645), (2075, 752602), (2963, 527050), (3175, 491858), (4150, 376301), (5926, 263525), (6350, 245929), (10541, 148150), (14815, 105410), (21082, 74075), (29630, 52705)]