81931776

素因数分解:

$2^9\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1$

素因数の和:1363

約数の個数: 80

約数和(自身を含む): 223766928

約数和(自身を除く): 141835152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 512, 656, 768, 984, 1301, 1312, 1536, 1968, 2602, 2624, 3903, 3936, 5204, 5248, 7806, 7872, 10408, 10496, 15612, 15744, 20816, 20992, 31224, 31488, 41632, 53341, 62448, 62976, 83264, 106682, 124896, 160023, 166528, 213364, 249792, 320046, 333056, 426728, 499584, 640092, 666112, 853456, 999168, 1280184, 1706912, 1998336, 2560368, 3413824, 5120736, 6827648, 10241472, 13655296, 20482944, 27310592, 40965888, 81931776]

約数ペア:

[(1, 81931776), (2, 40965888), (3, 27310592), (4, 20482944), (6, 13655296), (8, 10241472), (12, 6827648), (16, 5120736), (24, 3413824), (32, 2560368), (41, 1998336), (48, 1706912), (64, 1280184), (82, 999168), (96, 853456), (123, 666112), (128, 640092), (164, 499584), (192, 426728), (246, 333056), (256, 320046), (328, 249792), (384, 213364), (492, 166528), (512, 160023), (656, 124896), (768, 106682), (984, 83264), (1301, 62976), (1312, 62448), (1536, 53341), (1968, 41632), (2602, 31488), (2624, 31224), (3903, 20992), (3936, 20816), (5204, 15744), (5248, 15612), (7806, 10496), (7872, 10408)]