145877425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 200344320

約数和(自身を除く): 54466895

約数列:

[1, 5, 17, 25, 47, 67, 85, 109, 235, 335, 425, 545, 799, 1139, 1175, 1675, 1853, 2725, 3149, 3995, 5123, 5695, 7303, 9265, 15745, 19975, 25615, 28475, 36515, 46325, 53533, 78725, 87091, 124151, 128075, 182575, 267665, 343241, 435455, 620755, 1338325, 1716205, 2177275, 3103775, 5835097, 8581025, 29175485, 145877425]

約数ペア:

[(1, 145877425), (5, 29175485), (17, 8581025), (25, 5835097), (47, 3103775), (67, 2177275), (85, 1716205), (109, 1338325), (235, 620755), (335, 435455), (425, 343241), (545, 267665), (799, 182575), (1139, 128075), (1175, 124151), (1675, 87091), (1853, 78725), (2725, 53533), (3149, 46325), (3995, 36515), (5123, 28475), (5695, 25615), (7303, 19975), (9265, 15745)]