2912474005

素因数分解:

$5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{571}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 4131578880

約数和(自身を除く): 1219104875

約数列:

[1, 5, 7, 35, 49, 109, 191, 245, 545, 571, 763, 955, 1337, 2855, 3815, 3997, 5341, 6685, 9359, 19985, 20819, 26705, 27979, 46795, 62239, 104095, 109061, 139895, 145733, 311195, 435673, 545305, 728665, 763427, 1020131, 2178365, 3049711, 3817135, 5100655, 5343989, 11887649, 15248555, 26719945, 59438245, 83213543, 416067715, 582494801, 2912474005]

約数ペア:

[(1, 2912474005), (5, 582494801), (7, 416067715), (35, 83213543), (49, 59438245), (109, 26719945), (191, 15248555), (245, 11887649), (545, 5343989), (571, 5100655), (763, 3817135), (955, 3049711), (1337, 2178365), (2855, 1020131), (3815, 763427), (3997, 728665), (5341, 545305), (6685, 435673), (9359, 311195), (19985, 145733), (20819, 139895), (26705, 109061), (27979, 104095), (46795, 62239)]