202090900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 516341952

約数和(自身を除く): 314251052

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 101, 107, 110, 170, 187, 202, 214, 220, 275, 340, 374, 404, 425, 428, 505, 535, 550, 748, 850, 935, 1010, 1070, 1100, 1111, 1177, 1700, 1717, 1819, 1870, 2020, 2140, 2222, 2354, 2525, 2675, 3434, 3638, 3740, 4444, 4675, 4708, 5050, 5350, 5555, 5885, 6868, 7276, 8585, 9095, 9350, 10100, 10700, 10807, 11110, 11770, 17170, 18190, 18700, 18887, 20009, 21614, 22220, 23540, 27775, 29425, 34340, 36380, 37774, 40018, 42925, 43228, 45475, 54035, 55550, 58850, 75548, 80036, 85850, 90950, 94435, 100045, 108070, 111100, 117700, 118877, 171700, 181900, 183719, 188870, 200090, 216140, 237754, 270175, 367438, 377740, 400180, 472175, 475508, 500225, 540350, 594385, 734876, 918595, 944350, 1000450, 1080700, 1188770, 1837190, 1888700, 2000900, 2020909, 2377540, 2971925, 3674380, 4041818, 4592975, 5943850, 8083636, 9185950, 10104545, 11887700, 18371900, 20209090, 40418180, 50522725, 101045450, 202090900]

約数ペア:

[(1, 202090900), (2, 101045450), (4, 50522725), (5, 40418180), (10, 20209090), (11, 18371900), (17, 11887700), (20, 10104545), (22, 9185950), (25, 8083636), (34, 5943850), (44, 4592975), (50, 4041818), (55, 3674380), (68, 2971925), (85, 2377540), (100, 2020909), (101, 2000900), (107, 1888700), (110, 1837190), (170, 1188770), (187, 1080700), (202, 1000450), (214, 944350), (220, 918595), (275, 734876), (340, 594385), (374, 540350), (404, 500225), (425, 475508), (428, 472175), (505, 400180), (535, 377740), (550, 367438), (748, 270175), (850, 237754), (935, 216140), (1010, 200090), (1070, 188870), (1100, 183719), (1111, 181900), (1177, 171700), (1700, 118877), (1717, 117700), (1819, 111100), (1870, 108070), (2020, 100045), (2140, 94435), (2222, 90950), (2354, 85850), (2525, 80036), (2675, 75548), (3434, 58850), (3638, 55550), (3740, 54035), (4444, 45475), (4675, 43228), (4708, 42925), (5050, 40018), (5350, 37774), (5555, 36380), (5885, 34340), (6868, 29425), (7276, 27775), (8585, 23540), (9095, 22220), (9350, 21614), (10100, 20009), (10700, 18887), (10807, 18700), (11110, 18190), (11770, 17170)]