164886904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 399974400

約数和(自身を除く): 235087496

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 61, 79, 91, 94, 104, 122, 158, 182, 188, 244, 316, 329, 364, 376, 427, 488, 553, 611, 632, 658, 728, 793, 854, 1027, 1106, 1222, 1316, 1586, 1708, 2054, 2212, 2444, 2632, 2867, 3172, 3416, 3713, 4108, 4277, 4424, 4819, 4888, 5551, 5734, 6344, 7189, 7426, 8216, 8554, 9638, 11102, 11468, 14378, 14852, 17108, 19276, 20069, 22204, 22936, 25991, 28756, 29704, 33733, 34216, 37271, 38552, 40138, 44408, 48269, 51982, 57512, 62647, 67466, 74542, 80276, 96538, 103964, 125294, 134932, 149084, 160552, 193076, 207928, 226493, 250588, 260897, 269864, 298168, 337883, 386152, 438529, 452986, 501176, 521794, 675766, 877058, 905972, 1043588, 1351532, 1585451, 1754116, 1811944, 2087176, 2703064, 2944409, 3170902, 3508232, 5888818, 6341804, 11777636, 12683608, 20610863, 23555272, 41221726, 82443452, 164886904]

約数ペア:

[(1, 164886904), (2, 82443452), (4, 41221726), (7, 23555272), (8, 20610863), (13, 12683608), (14, 11777636), (26, 6341804), (28, 5888818), (47, 3508232), (52, 3170902), (56, 2944409), (61, 2703064), (79, 2087176), (91, 1811944), (94, 1754116), (104, 1585451), (122, 1351532), (158, 1043588), (182, 905972), (188, 877058), (244, 675766), (316, 521794), (329, 501176), (364, 452986), (376, 438529), (427, 386152), (488, 337883), (553, 298168), (611, 269864), (632, 260897), (658, 250588), (728, 226493), (793, 207928), (854, 193076), (1027, 160552), (1106, 149084), (1222, 134932), (1316, 125294), (1586, 103964), (1708, 96538), (2054, 80276), (2212, 74542), (2444, 67466), (2632, 62647), (2867, 57512), (3172, 51982), (3416, 48269), (3713, 44408), (4108, 40138), (4277, 38552), (4424, 37271), (4819, 34216), (4888, 33733), (5551, 29704), (5734, 28756), (6344, 25991), (7189, 22936), (7426, 22204), (8216, 20069), (8554, 19276), (9638, 17108), (11102, 14852), (11468, 14378)]