397752775

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1307}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 591676416

約数和(自身を除く): 193923641

約数列:

[1, 5, 7, 25, 35, 37, 47, 175, 185, 235, 259, 329, 925, 1175, 1295, 1307, 1645, 1739, 6475, 6535, 8225, 8695, 9149, 12173, 32675, 43475, 45745, 48359, 60865, 61429, 228725, 241795, 304325, 307145, 338513, 430003, 1208975, 1535725, 1692565, 2150015, 2272873, 8462825, 10750075, 11364365, 15910111, 56821825, 79550555, 397752775]

約数ペア:

[(1, 397752775), (5, 79550555), (7, 56821825), (25, 15910111), (35, 11364365), (37, 10750075), (47, 8462825), (175, 2272873), (185, 2150015), (235, 1692565), (259, 1535725), (329, 1208975), (925, 430003), (1175, 338513), (1295, 307145), (1307, 304325), (1645, 241795), (1739, 228725), (6475, 61429), (6535, 60865), (8225, 48359), (8695, 45745), (9149, 43475), (12173, 32675)]