138371360

素因数分解:

$2^5\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1069}}^1$

素因数の和:1893

約数の個数: 48

約数和(自身を含む): 327612600

約数和(自身を除く): 189241240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 809, 1069, 1618, 2138, 3236, 4045, 4276, 5345, 6472, 8090, 8552, 10690, 12944, 16180, 17104, 21380, 25888, 32360, 34208, 42760, 64720, 85520, 129440, 171040, 864821, 1729642, 3459284, 4324105, 6918568, 8648210, 13837136, 17296420, 27674272, 34592840, 69185680, 138371360]

約数ペア:

[(1, 138371360), (2, 69185680), (4, 34592840), (5, 27674272), (8, 17296420), (10, 13837136), (16, 8648210), (20, 6918568), (32, 4324105), (40, 3459284), (80, 1729642), (160, 864821), (809, 171040), (1069, 129440), (1618, 85520), (2138, 64720), (3236, 42760), (4045, 34208), (4276, 32360), (5345, 25888), (6472, 21380), (8090, 17104), (8552, 16180), (10690, 12944)]