80736928

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 174261780

約数和(自身を除く): 93524852

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 152, 232, 241, 304, 361, 464, 482, 551, 608, 722, 928, 964, 1102, 1444, 1928, 2204, 2888, 3856, 4408, 4579, 5776, 6989, 7712, 8816, 9158, 10469, 11552, 13978, 17632, 18316, 20938, 27956, 36632, 41876, 55912, 73264, 83752, 87001, 111824, 132791, 146528, 167504, 174002, 223648, 265582, 335008, 348004, 531164, 696008, 1062328, 1392016, 2124656, 2523029, 2784032, 4249312, 5046058, 10092116, 20184232, 40368464, 80736928]

約数ペア:

[(1, 80736928), (2, 40368464), (4, 20184232), (8, 10092116), (16, 5046058), (19, 4249312), (29, 2784032), (32, 2523029), (38, 2124656), (58, 1392016), (76, 1062328), (116, 696008), (152, 531164), (232, 348004), (241, 335008), (304, 265582), (361, 223648), (464, 174002), (482, 167504), (551, 146528), (608, 132791), (722, 111824), (928, 87001), (964, 83752), (1102, 73264), (1444, 55912), (1928, 41876), (2204, 36632), (2888, 27956), (3856, 20938), (4408, 18316), (4579, 17632), (5776, 13978), (6989, 11552), (7712, 10469), (8816, 9158)]