201293000

素因数分解:

$2^3\times 5^3\times {\mathrm{101}}^1\times {\mathrm{1993}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 475927920

約数和(自身を除く): 274634920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 125, 200, 202, 250, 404, 500, 505, 808, 1000, 1010, 1993, 2020, 2525, 3986, 4040, 5050, 7972, 9965, 10100, 12625, 15944, 19930, 20200, 25250, 39860, 49825, 50500, 79720, 99650, 101000, 199300, 201293, 249125, 398600, 402586, 498250, 805172, 996500, 1006465, 1610344, 1993000, 2012930, 4025860, 5032325, 8051720, 10064650, 20129300, 25161625, 40258600, 50323250, 100646500, 201293000]

約数ペア:

[(1, 201293000), (2, 100646500), (4, 50323250), (5, 40258600), (8, 25161625), (10, 20129300), (20, 10064650), (25, 8051720), (40, 5032325), (50, 4025860), (100, 2012930), (101, 1993000), (125, 1610344), (200, 1006465), (202, 996500), (250, 805172), (404, 498250), (500, 402586), (505, 398600), (808, 249125), (1000, 201293), (1010, 199300), (1993, 101000), (2020, 99650), (2525, 79720), (3986, 50500), (4040, 49825), (5050, 39860), (7972, 25250), (9965, 20200), (10100, 19930), (12625, 15944)]