145430080

素因数分解:

$2^6\times 5^1\times {\mathrm{641}}^1\times {\mathrm{709}}^1$

素因数の和:1367

約数の個数: 56

約数和(自身を含む): 347334840

約数和(自身を除く): 201904760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 641, 709, 1282, 1418, 2564, 2836, 3205, 3545, 5128, 5672, 6410, 7090, 10256, 11344, 12820, 14180, 20512, 22688, 25640, 28360, 41024, 45376, 51280, 56720, 102560, 113440, 205120, 226880, 454469, 908938, 1817876, 2272345, 3635752, 4544690, 7271504, 9089380, 14543008, 18178760, 29086016, 36357520, 72715040, 145430080]

約数ペア:

[(1, 145430080), (2, 72715040), (4, 36357520), (5, 29086016), (8, 18178760), (10, 14543008), (16, 9089380), (20, 7271504), (32, 4544690), (40, 3635752), (64, 2272345), (80, 1817876), (160, 908938), (320, 454469), (641, 226880), (709, 205120), (1282, 113440), (1418, 102560), (2564, 56720), (2836, 51280), (3205, 45376), (3545, 41024), (5128, 28360), (5672, 25640), (6410, 22688), (7090, 20512), (10256, 14180), (11344, 12820)]