78270892

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 160372800

約数和(自身を除く): 82101908

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 149, 257, 292, 298, 511, 514, 596, 1022, 1028, 1043, 1799, 2044, 2086, 3598, 4172, 7196, 10877, 18761, 21754, 37522, 38293, 43508, 75044, 76139, 76586, 131327, 152278, 153172, 262654, 268051, 304556, 525308, 536102, 1072204, 2795389, 5590778, 11181556, 19567723, 39135446, 78270892]

約数ペア:

[(1, 78270892), (2, 39135446), (4, 19567723), (7, 11181556), (14, 5590778), (28, 2795389), (73, 1072204), (146, 536102), (149, 525308), (257, 304556), (292, 268051), (298, 262654), (511, 153172), (514, 152278), (596, 131327), (1022, 76586), (1028, 76139), (1043, 75044), (1799, 43508), (2044, 38293), (2086, 37522), (3598, 21754), (4172, 18761), (7196, 10877)]