81566512

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:565

約数の個数: 40

約数和(自身を含む): 160989696

約数和(自身を除く): 79423184

約数列:

[1, 2, 4, 8, 16, 127, 137, 254, 274, 293, 508, 548, 586, 1016, 1096, 1172, 2032, 2192, 2344, 4688, 17399, 34798, 37211, 40141, 69596, 74422, 80282, 139192, 148844, 160564, 278384, 297688, 321128, 595376, 642256, 5097907, 10195814, 20391628, 40783256, 81566512]

約数ペア:

[(1, 81566512), (2, 40783256), (4, 20391628), (8, 10195814), (16, 5097907), (127, 642256), (137, 595376), (254, 321128), (274, 297688), (293, 278384), (508, 160564), (548, 148844), (586, 139192), (1016, 80282), (1096, 74422), (1172, 69596), (2032, 40141), (2192, 37211), (2344, 34798), (4688, 17399)]