81375264

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6571}}^1$

素因数の和:6630

約数の個数: 72

約数和(自身を含む): 236828592

約数和(自身を除く): 155453328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 6571, 12384, 13142, 19713, 26284, 39426, 52568, 59139, 78852, 105136, 118278, 157704, 210272, 236556, 282553, 315408, 473112, 565106, 630816, 847659, 946224, 1130212, 1695318, 1892448, 2260424, 2542977, 3390636, 4520848, 5085954, 6781272, 9041696, 10171908, 13562544, 20343816, 27125088, 40687632, 81375264]

約数ペア:

[(1, 81375264), (2, 40687632), (3, 27125088), (4, 20343816), (6, 13562544), (8, 10171908), (9, 9041696), (12, 6781272), (16, 5085954), (18, 4520848), (24, 3390636), (32, 2542977), (36, 2260424), (43, 1892448), (48, 1695318), (72, 1130212), (86, 946224), (96, 847659), (129, 630816), (144, 565106), (172, 473112), (258, 315408), (288, 282553), (344, 236556), (387, 210272), (516, 157704), (688, 118278), (774, 105136), (1032, 78852), (1376, 59139), (1548, 52568), (2064, 39426), (3096, 26284), (4128, 19713), (6192, 13142), (6571, 12384)]