201957496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 422553600

約数和(自身を除く): 220596104

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 79, 94, 104, 158, 188, 316, 376, 523, 611, 632, 1027, 1046, 1222, 2054, 2092, 2444, 3713, 4108, 4184, 4888, 6799, 7426, 8216, 13598, 14852, 24581, 27196, 29704, 41317, 48269, 49162, 54392, 82634, 96538, 98324, 165268, 193076, 196648, 319553, 330536, 386152, 537121, 639106, 1074242, 1278212, 1941899, 2148484, 2556424, 3883798, 4296968, 7767596, 15535192, 25244687, 50489374, 100978748, 201957496]

約数ペア:

[(1, 201957496), (2, 100978748), (4, 50489374), (8, 25244687), (13, 15535192), (26, 7767596), (47, 4296968), (52, 3883798), (79, 2556424), (94, 2148484), (104, 1941899), (158, 1278212), (188, 1074242), (316, 639106), (376, 537121), (523, 386152), (611, 330536), (632, 319553), (1027, 196648), (1046, 193076), (1222, 165268), (2054, 98324), (2092, 96538), (2444, 82634), (3713, 54392), (4108, 49162), (4184, 48269), (4888, 41317), (6799, 29704), (7426, 27196), (8216, 24581), (13598, 14852)]