74578990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 144127728

約数和(自身を除く): 69548738

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 283, 361, 365, 566, 722, 730, 1387, 1415, 1805, 2774, 2830, 3610, 5377, 6935, 10754, 13870, 20659, 26353, 26885, 41318, 52706, 53770, 102163, 103295, 131765, 204326, 206590, 263530, 392521, 510815, 785042, 1021630, 1962605, 3925210, 7457899, 14915798, 37289495, 74578990]

約数ペア:

[(1, 74578990), (2, 37289495), (5, 14915798), (10, 7457899), (19, 3925210), (38, 1962605), (73, 1021630), (95, 785042), (146, 510815), (190, 392521), (283, 263530), (361, 206590), (365, 204326), (566, 131765), (722, 103295), (730, 102163), (1387, 53770), (1415, 52706), (1805, 41318), (2774, 26885), (2830, 26353), (3610, 20659), (5377, 13870), (6935, 10754)]