987130863775

素因数分解:

$5^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1\times {\mathrm{51239}}^1$

素因数の和:51928

約数の個数: 48

約数和(自身を含む): 1407484915200

約数和(自身を除く): 420354051425

約数列:

[1, 5, 7, 25, 35, 175, 283, 389, 1415, 1945, 1981, 2723, 7075, 9725, 9905, 13615, 49525, 51239, 68075, 110087, 256195, 358673, 550435, 770609, 1280975, 1793365, 2752175, 3853045, 8966825, 14500637, 19265225, 19931971, 72503185, 99659855, 101504459, 139523797, 362515925, 498299275, 507522295, 697618985, 2537611475, 3488094925, 5640747793, 28203738965, 39485234551, 141018694825, 197426172755, 987130863775]

約数ペア:

[(1, 987130863775), (5, 197426172755), (7, 141018694825), (25, 39485234551), (35, 28203738965), (175, 5640747793), (283, 3488094925), (389, 2537611475), (1415, 697618985), (1945, 507522295), (1981, 498299275), (2723, 362515925), (7075, 139523797), (9725, 101504459), (9905, 99659855), (13615, 72503185), (49525, 19931971), (51239, 19265225), (68075, 14500637), (110087, 8966825), (256195, 3853045), (358673, 2752175), (550435, 1793365), (770609, 1280975)]