78744712

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2131}}^1$

素因数の和:2317

約数の個数: 32

約数和(自身を含む): 153504000

約数和(自身を除く): 74759288

約数列:

[1, 2, 4, 8, 31, 62, 124, 149, 248, 298, 596, 1192, 2131, 4262, 4619, 8524, 9238, 17048, 18476, 36952, 66061, 132122, 264244, 317519, 528488, 635038, 1270076, 2540152, 9843089, 19686178, 39372356, 78744712]

約数ペア:

[(1, 78744712), (2, 39372356), (4, 19686178), (8, 9843089), (31, 2540152), (62, 1270076), (124, 635038), (149, 528488), (248, 317519), (298, 264244), (596, 132122), (1192, 66061), (2131, 36952), (4262, 18476), (4619, 17048), (8524, 9238)]