71940728

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{677}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 139125600

約数和(自身を除く): 67184872

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 359, 677, 718, 1354, 1436, 2708, 2872, 5416, 13283, 25049, 26566, 50098, 53132, 100196, 106264, 200392, 243043, 486086, 972172, 1944344, 8992591, 17985182, 35970364, 71940728]

約数ペア:

[(1, 71940728), (2, 35970364), (4, 17985182), (8, 8992591), (37, 1944344), (74, 972172), (148, 486086), (296, 243043), (359, 200392), (677, 106264), (718, 100196), (1354, 53132), (1436, 50098), (2708, 26566), (2872, 25049), (5416, 13283)]