78252225

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 134461632

約数和(自身を除く): 56209407

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 163, 173, 185, 489, 519, 555, 815, 865, 925, 2445, 2595, 2775, 4075, 4325, 6031, 6401, 12225, 12975, 18093, 19203, 28199, 30155, 32005, 84597, 90465, 96015, 140995, 150775, 160025, 422985, 452325, 480075, 704975, 1043363, 2114925, 3130089, 5216815, 15650445, 26084075, 78252225]

約数ペア:

[(1, 78252225), (3, 26084075), (5, 15650445), (15, 5216815), (25, 3130089), (37, 2114925), (75, 1043363), (111, 704975), (163, 480075), (173, 452325), (185, 422985), (489, 160025), (519, 150775), (555, 140995), (815, 96015), (865, 90465), (925, 84597), (2445, 32005), (2595, 30155), (2775, 28199), (4075, 19203), (4325, 18093), (6031, 12975), (6401, 12225)]