1578539950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127817}}^1$

素因数の和:127861

約数の個数: 48

約数和(自身を含む): 3328380720

約数和(自身を除く): 1749840770

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 2470, 6175, 12350, 127817, 255634, 639085, 1278170, 1661621, 2428523, 3195425, 3323242, 4857046, 6390850, 8308105, 12142615, 16616210, 24285230, 31570799, 41540525, 60713075, 63141598, 83081050, 121426150, 157853995, 315707990, 789269975, 1578539950]

約数ペア:

[(1, 1578539950), (2, 789269975), (5, 315707990), (10, 157853995), (13, 121426150), (19, 83081050), (25, 63141598), (26, 60713075), (38, 41540525), (50, 31570799), (65, 24285230), (95, 16616210), (130, 12142615), (190, 8308105), (247, 6390850), (325, 4857046), (475, 3323242), (494, 3195425), (650, 2428523), (950, 1661621), (1235, 1278170), (2470, 639085), (6175, 255634), (12350, 127817)]