81763656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{521}}^1$

素因数の和:1046

約数の個数: 64

約数和(自身を含む): 220993920

約数和(自身を除く): 139230264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 503, 521, 1006, 1042, 1509, 1563, 2012, 2084, 3018, 3126, 4024, 4168, 6036, 6252, 6539, 6773, 12072, 12504, 13078, 13546, 19617, 20319, 26156, 27092, 39234, 40638, 52312, 54184, 78468, 81276, 156936, 162552, 262063, 524126, 786189, 1048252, 1572378, 2096504, 3144756, 3406819, 6289512, 6813638, 10220457, 13627276, 20440914, 27254552, 40881828, 81763656]

約数ペア:

[(1, 81763656), (2, 40881828), (3, 27254552), (4, 20440914), (6, 13627276), (8, 10220457), (12, 6813638), (13, 6289512), (24, 3406819), (26, 3144756), (39, 2096504), (52, 1572378), (78, 1048252), (104, 786189), (156, 524126), (312, 262063), (503, 162552), (521, 156936), (1006, 81276), (1042, 78468), (1509, 54184), (1563, 52312), (2012, 40638), (2084, 39234), (3018, 27092), (3126, 26156), (4024, 20319), (4168, 19617), (6036, 13546), (6252, 13078), (6539, 12504), (6773, 12072)]