219876725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5813}}^1$

素因数の和:5929

約数の個数: 24

約数和(自身を含む): 291979080

約数和(自身を除く): 72102355

約数列:

[1, 5, 17, 25, 85, 89, 425, 445, 1513, 2225, 5813, 7565, 29065, 37825, 98821, 145325, 494105, 517357, 2470525, 2586785, 8795069, 12933925, 43975345, 219876725]

約数ペア:

[(1, 219876725), (5, 43975345), (17, 12933925), (25, 8795069), (85, 2586785), (89, 2470525), (425, 517357), (445, 494105), (1513, 145325), (2225, 98821), (5813, 37825), (7565, 29065)]