81122910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{839}}^1$

素因数の和:1153

約数の個数: 64

約数和(自身を含む): 213373440

約数和(自身を除く): 132250530

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 293, 330, 586, 839, 879, 1465, 1678, 1758, 2517, 2930, 3223, 4195, 4395, 5034, 6446, 8390, 8790, 9229, 9669, 12585, 16115, 18458, 19338, 25170, 27687, 32230, 46145, 48345, 55374, 92290, 96690, 138435, 245827, 276870, 491654, 737481, 1229135, 1474962, 2458270, 2704097, 3687405, 5408194, 7374810, 8112291, 13520485, 16224582, 27040970, 40561455, 81122910]

約数ペア:

[(1, 81122910), (2, 40561455), (3, 27040970), (5, 16224582), (6, 13520485), (10, 8112291), (11, 7374810), (15, 5408194), (22, 3687405), (30, 2704097), (33, 2458270), (55, 1474962), (66, 1229135), (110, 737481), (165, 491654), (293, 276870), (330, 245827), (586, 138435), (839, 96690), (879, 92290), (1465, 55374), (1678, 48345), (1758, 46145), (2517, 32230), (2930, 27687), (3223, 25170), (4195, 19338), (4395, 18458), (5034, 16115), (6446, 12585), (8390, 9669), (8790, 9229)]