81829344

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^2\times {\mathrm{461}}^1$

素因数の和:560

約数の個数: 72

約数和(自身を含む): 220390632

約数和(自身を除く): 138561288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 461, 516, 688, 922, 1032, 1376, 1383, 1844, 1849, 2064, 2766, 3688, 3698, 4128, 5532, 5547, 7376, 7396, 11064, 11094, 14752, 14792, 19823, 22128, 22188, 29584, 39646, 44256, 44376, 59168, 59469, 79292, 88752, 118938, 158584, 177504, 237876, 317168, 475752, 634336, 852389, 951504, 1704778, 1903008, 2557167, 3409556, 5114334, 6819112, 10228668, 13638224, 20457336, 27276448, 40914672, 81829344]

約数ペア:

[(1, 81829344), (2, 40914672), (3, 27276448), (4, 20457336), (6, 13638224), (8, 10228668), (12, 6819112), (16, 5114334), (24, 3409556), (32, 2557167), (43, 1903008), (48, 1704778), (86, 951504), (96, 852389), (129, 634336), (172, 475752), (258, 317168), (344, 237876), (461, 177504), (516, 158584), (688, 118938), (922, 88752), (1032, 79292), (1376, 59469), (1383, 59168), (1844, 44376), (1849, 44256), (2064, 39646), (2766, 29584), (3688, 22188), (3698, 22128), (4128, 19823), (5532, 14792), (5547, 14752), (7376, 11094), (7396, 11064)]