1007005100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{3109}}^1$

素因数の和:3243

約数の個数: 72

約数和(自身を含む): 2267563200

約数和(自身を除く): 1260558100

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 79, 82, 100, 158, 164, 205, 316, 395, 410, 790, 820, 1025, 1580, 1975, 2050, 3109, 3239, 3950, 4100, 6218, 6478, 7900, 12436, 12956, 15545, 16195, 31090, 32390, 62180, 64780, 77725, 80975, 127469, 155450, 161950, 245611, 254938, 310900, 323900, 491222, 509876, 637345, 982444, 1228055, 1274690, 2456110, 2549380, 3186725, 4912220, 6140275, 6373450, 10070051, 12280550, 12746900, 20140102, 24561100, 40280204, 50350255, 100700510, 201401020, 251751275, 503502550, 1007005100]

約数ペア:

[(1, 1007005100), (2, 503502550), (4, 251751275), (5, 201401020), (10, 100700510), (20, 50350255), (25, 40280204), (41, 24561100), (50, 20140102), (79, 12746900), (82, 12280550), (100, 10070051), (158, 6373450), (164, 6140275), (205, 4912220), (316, 3186725), (395, 2549380), (410, 2456110), (790, 1274690), (820, 1228055), (1025, 982444), (1580, 637345), (1975, 509876), (2050, 491222), (3109, 323900), (3239, 310900), (3950, 254938), (4100, 245611), (6218, 161950), (6478, 155450), (7900, 127469), (12436, 80975), (12956, 77725), (15545, 64780), (16195, 62180), (31090, 32390)]