204540175

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 309355200

約数和(自身を除く): 104815025

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 197, 349, 425, 595, 985, 1379, 1745, 2443, 2975, 3349, 4925, 5933, 6895, 8725, 12215, 16745, 23443, 29665, 34475, 41531, 61075, 68753, 83725, 117215, 148325, 207655, 343765, 481271, 586075, 1038275, 1168801, 1718825, 2406355, 5844005, 8181607, 12031775, 29220025, 40908035, 204540175]

約数ペア:

[(1, 204540175), (5, 40908035), (7, 29220025), (17, 12031775), (25, 8181607), (35, 5844005), (85, 2406355), (119, 1718825), (175, 1168801), (197, 1038275), (349, 586075), (425, 481271), (595, 343765), (985, 207655), (1379, 148325), (1745, 117215), (2443, 83725), (2975, 68753), (3349, 61075), (4925, 41531), (5933, 34475), (6895, 29665), (8725, 23443), (12215, 16745)]