201717200

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{4993}}^1$

素因数の和:5112

約数の個数: 60

約数和(自身を含む): 489521868

約数和(自身を除く): 287804668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 400, 404, 505, 808, 1010, 1616, 2020, 2525, 4040, 4993, 5050, 8080, 9986, 10100, 19972, 20200, 24965, 39944, 40400, 49930, 79888, 99860, 124825, 199720, 249650, 399440, 499300, 504293, 998600, 1008586, 1997200, 2017172, 2521465, 4034344, 5042930, 8068688, 10085860, 12607325, 20171720, 25214650, 40343440, 50429300, 100858600, 201717200]

約数ペア:

[(1, 201717200), (2, 100858600), (4, 50429300), (5, 40343440), (8, 25214650), (10, 20171720), (16, 12607325), (20, 10085860), (25, 8068688), (40, 5042930), (50, 4034344), (80, 2521465), (100, 2017172), (101, 1997200), (200, 1008586), (202, 998600), (400, 504293), (404, 499300), (505, 399440), (808, 249650), (1010, 199720), (1616, 124825), (2020, 99860), (2525, 79888), (4040, 49930), (4993, 40400), (5050, 39944), (8080, 24965), (9986, 20200), (10100, 19972)]