51240488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 108274320

約数和(自身を除く): 57033832

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 61, 82, 104, 122, 164, 197, 244, 328, 394, 488, 533, 788, 793, 1066, 1576, 1586, 2132, 2501, 2561, 3172, 4264, 5002, 5122, 6344, 8077, 10004, 10244, 12017, 16154, 20008, 20488, 24034, 32308, 32513, 48068, 64616, 65026, 96136, 105001, 130052, 156221, 210002, 260104, 312442, 420004, 492697, 624884, 840008, 985394, 1249768, 1970788, 3941576, 6405061, 12810122, 25620244, 51240488]

約数ペア:

[(1, 51240488), (2, 25620244), (4, 12810122), (8, 6405061), (13, 3941576), (26, 1970788), (41, 1249768), (52, 985394), (61, 840008), (82, 624884), (104, 492697), (122, 420004), (164, 312442), (197, 260104), (244, 210002), (328, 156221), (394, 130052), (488, 105001), (533, 96136), (788, 65026), (793, 64616), (1066, 48068), (1576, 32513), (1586, 32308), (2132, 24034), (2501, 20488), (2561, 20008), (3172, 16154), (4264, 12017), (5002, 10244), (5122, 10004), (6344, 8077)]