873561575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 1214922240

約数和(自身を除く): 341360665

約数列:

[1, 5, 17, 19, 25, 85, 95, 251, 323, 425, 431, 475, 1255, 1615, 2155, 4267, 4769, 6275, 7327, 8075, 8189, 10775, 21335, 23845, 36635, 40945, 81073, 106675, 108181, 119225, 139213, 183175, 204725, 405365, 540905, 696065, 1839077, 2026825, 2055439, 2704525, 3480325, 9195385, 10277195, 34942463, 45976925, 51385975, 174712315, 873561575]

約数ペア:

[(1, 873561575), (5, 174712315), (17, 51385975), (19, 45976925), (25, 34942463), (85, 10277195), (95, 9195385), (251, 3480325), (323, 2704525), (425, 2055439), (431, 2026825), (475, 1839077), (1255, 696065), (1615, 540905), (2155, 405365), (4267, 204725), (4769, 183175), (6275, 139213), (7327, 119225), (8075, 108181), (8189, 106675), (10775, 81073), (21335, 40945), (23845, 36635)]