64897756

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1031

約数の個数: 72

約数和(自身を含む): 148925952

約数和(自身を除く): 84028196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 308, 341, 434, 539, 682, 868, 971, 1078, 1364, 1519, 1942, 2156, 2387, 3038, 3884, 4774, 6076, 6797, 9548, 10681, 13594, 16709, 21362, 27188, 30101, 33418, 42724, 47579, 60202, 66836, 74767, 95158, 120404, 149534, 190316, 210707, 299068, 331111, 421414, 523369, 662222, 842828, 1046738, 1324444, 1474949, 2093476, 2317777, 2949898, 4635554, 5899796, 9271108, 16224439, 32448878, 64897756]

約数ペア:

[(1, 64897756), (2, 32448878), (4, 16224439), (7, 9271108), (11, 5899796), (14, 4635554), (22, 2949898), (28, 2317777), (31, 2093476), (44, 1474949), (49, 1324444), (62, 1046738), (77, 842828), (98, 662222), (124, 523369), (154, 421414), (196, 331111), (217, 299068), (308, 210707), (341, 190316), (434, 149534), (539, 120404), (682, 95158), (868, 74767), (971, 66836), (1078, 60202), (1364, 47579), (1519, 42724), (1942, 33418), (2156, 30101), (2387, 27188), (3038, 21362), (3884, 16709), (4774, 13594), (6076, 10681), (6797, 9548)]