118900510

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 217080000

約数和(自身を除く): 98179490

約数列:

[1, 2, 5, 10, 149, 199, 298, 398, 401, 745, 802, 995, 1490, 1990, 2005, 4010, 29651, 59302, 59749, 79799, 119498, 148255, 159598, 296510, 298745, 398995, 597490, 797990, 11890051, 23780102, 59450255, 118900510]

約数ペア:

[(1, 118900510), (2, 59450255), (5, 23780102), (10, 11890051), (149, 797990), (199, 597490), (298, 398995), (398, 298745), (401, 296510), (745, 159598), (802, 148255), (995, 119498), (1490, 79799), (1990, 59749), (2005, 59302), (4010, 29651)]