978097250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{300953}}^1$

素因数の和:300983

約数の個数: 32

約数和(自身を含む): 1971850608

約数和(自身を除く): 993753358

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 300953, 601906, 1504765, 3009530, 3912389, 7523825, 7824778, 15047650, 19561945, 37619125, 39123890, 75238250, 97809725, 195619450, 489048625, 978097250]

約数ペア:

[(1, 978097250), (2, 489048625), (5, 195619450), (10, 97809725), (13, 75238250), (25, 39123890), (26, 37619125), (50, 19561945), (65, 15047650), (125, 7824778), (130, 7523825), (250, 3912389), (325, 3009530), (650, 1504765), (1625, 601906), (3250, 300953)]