250743825

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 464720256

約数和(自身を除く): 213976431

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 131, 141, 181, 225, 235, 393, 423, 543, 655, 705, 905, 1175, 1179, 1629, 1965, 2115, 2715, 3275, 3525, 4525, 5895, 6157, 8145, 8507, 9825, 10575, 13575, 18471, 23711, 25521, 29475, 30785, 40725, 42535, 55413, 71133, 76563, 92355, 118555, 127605, 153925, 212675, 213399, 277065, 355665, 382815, 461775, 592775, 638025, 1066995, 1114417, 1385325, 1778325, 1914075, 3343251, 5334975, 5572085, 10029753, 16716255, 27860425, 50148765, 83581275, 250743825]

約数ペア:

[(1, 250743825), (3, 83581275), (5, 50148765), (9, 27860425), (15, 16716255), (25, 10029753), (45, 5572085), (47, 5334975), (75, 3343251), (131, 1914075), (141, 1778325), (181, 1385325), (225, 1114417), (235, 1066995), (393, 638025), (423, 592775), (543, 461775), (655, 382815), (705, 355665), (905, 277065), (1175, 213399), (1179, 212675), (1629, 153925), (1965, 127605), (2115, 118555), (2715, 92355), (3275, 76563), (3525, 71133), (4525, 55413), (5895, 42535), (6157, 40725), (8145, 30785), (8507, 29475), (9825, 25521), (10575, 23711), (13575, 18471)]