47217500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 120448944

約数和(自身を除く): 73231444

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 101, 110, 125, 170, 187, 202, 220, 250, 275, 340, 374, 404, 425, 500, 505, 550, 625, 748, 850, 935, 1010, 1100, 1111, 1250, 1375, 1700, 1717, 1870, 2020, 2125, 2222, 2500, 2525, 2750, 3434, 3740, 4250, 4444, 4675, 5050, 5500, 5555, 6868, 6875, 8500, 8585, 9350, 10100, 10625, 11110, 12625, 13750, 17170, 18700, 18887, 21250, 22220, 23375, 25250, 27500, 27775, 34340, 37774, 42500, 42925, 46750, 50500, 55550, 63125, 75548, 85850, 93500, 94435, 111100, 116875, 126250, 138875, 171700, 188870, 214625, 233750, 252500, 277750, 377740, 429250, 467500, 472175, 555500, 694375, 858500, 944350, 1073125, 1388750, 1888700, 2146250, 2360875, 2777500, 4292500, 4721750, 9443500, 11804375, 23608750, 47217500]

約数ペア:

[(1, 47217500), (2, 23608750), (4, 11804375), (5, 9443500), (10, 4721750), (11, 4292500), (17, 2777500), (20, 2360875), (22, 2146250), (25, 1888700), (34, 1388750), (44, 1073125), (50, 944350), (55, 858500), (68, 694375), (85, 555500), (100, 472175), (101, 467500), (110, 429250), (125, 377740), (170, 277750), (187, 252500), (202, 233750), (220, 214625), (250, 188870), (275, 171700), (340, 138875), (374, 126250), (404, 116875), (425, 111100), (500, 94435), (505, 93500), (550, 85850), (625, 75548), (748, 63125), (850, 55550), (935, 50500), (1010, 46750), (1100, 42925), (1111, 42500), (1250, 37774), (1375, 34340), (1700, 27775), (1717, 27500), (1870, 25250), (2020, 23375), (2125, 22220), (2222, 21250), (2500, 18887), (2525, 18700), (2750, 17170), (3434, 13750), (3740, 12625), (4250, 11110), (4444, 10625), (4675, 10100), (5050, 9350), (5500, 8585), (5555, 8500), (6868, 6875)]