85315928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 180338400

約数和(自身を除く): 95022472

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 137, 152, 241, 274, 323, 482, 548, 646, 964, 1096, 1292, 1928, 2329, 2584, 2603, 4097, 4579, 4658, 5206, 8194, 9158, 9316, 10412, 16388, 18316, 18632, 20824, 32776, 33017, 36632, 44251, 66034, 77843, 88502, 132068, 155686, 177004, 264136, 311372, 354008, 561289, 622744, 627323, 1122578, 1254646, 2245156, 2509292, 4490312, 5018584, 10664491, 21328982, 42657964, 85315928]

約数ペア:

[(1, 85315928), (2, 42657964), (4, 21328982), (8, 10664491), (17, 5018584), (19, 4490312), (34, 2509292), (38, 2245156), (68, 1254646), (76, 1122578), (136, 627323), (137, 622744), (152, 561289), (241, 354008), (274, 311372), (323, 264136), (482, 177004), (548, 155686), (646, 132068), (964, 88502), (1096, 77843), (1292, 66034), (1928, 44251), (2329, 36632), (2584, 33017), (2603, 32776), (4097, 20824), (4579, 18632), (4658, 18316), (5206, 16388), (8194, 10412), (9158, 9316)]