203950400

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3109}}^1$

素因数の和:3172

約数の個数: 84

約数和(自身を含む): 514250940

約数和(自身を除く): 310300540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 656, 800, 820, 1025, 1312, 1600, 1640, 2050, 2624, 3109, 3280, 4100, 6218, 6560, 8200, 12436, 13120, 15545, 16400, 24872, 31090, 32800, 49744, 62180, 65600, 77725, 99488, 124360, 127469, 155450, 198976, 248720, 254938, 310900, 497440, 509876, 621800, 637345, 994880, 1019752, 1243600, 1274690, 2039504, 2487200, 2549380, 3186725, 4079008, 4974400, 5098760, 6373450, 8158016, 10197520, 12746900, 20395040, 25493800, 40790080, 50987600, 101975200, 203950400]

約数ペア:

[(1, 203950400), (2, 101975200), (4, 50987600), (5, 40790080), (8, 25493800), (10, 20395040), (16, 12746900), (20, 10197520), (25, 8158016), (32, 6373450), (40, 5098760), (41, 4974400), (50, 4079008), (64, 3186725), (80, 2549380), (82, 2487200), (100, 2039504), (160, 1274690), (164, 1243600), (200, 1019752), (205, 994880), (320, 637345), (328, 621800), (400, 509876), (410, 497440), (656, 310900), (800, 254938), (820, 248720), (1025, 198976), (1312, 155450), (1600, 127469), (1640, 124360), (2050, 99488), (2624, 77725), (3109, 65600), (3280, 62180), (4100, 49744), (6218, 32800), (6560, 31090), (8200, 24872), (12436, 16400), (13120, 15545)]