775799920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{1373}}^1$

素因数の和:2402

約数の個数: 80

約数和(自身を含む): 2064957120

約数和(自身を除く): 1289157200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1009, 1373, 2018, 2746, 4036, 5045, 5492, 6865, 7063, 8072, 9611, 10090, 10984, 13730, 14126, 16144, 19222, 20180, 21968, 27460, 28252, 35315, 38444, 40360, 48055, 54920, 56504, 70630, 76888, 80720, 96110, 109840, 113008, 141260, 153776, 192220, 282520, 384440, 565040, 768880, 1385357, 2770714, 5541428, 6926785, 9697499, 11082856, 13853570, 19394998, 22165712, 27707140, 38789996, 48487495, 55414280, 77579992, 96974990, 110828560, 155159984, 193949980, 387899960, 775799920]

約数ペア:

[(1, 775799920), (2, 387899960), (4, 193949980), (5, 155159984), (7, 110828560), (8, 96974990), (10, 77579992), (14, 55414280), (16, 48487495), (20, 38789996), (28, 27707140), (35, 22165712), (40, 19394998), (56, 13853570), (70, 11082856), (80, 9697499), (112, 6926785), (140, 5541428), (280, 2770714), (560, 1385357), (1009, 768880), (1373, 565040), (2018, 384440), (2746, 282520), (4036, 192220), (5045, 153776), (5492, 141260), (6865, 113008), (7063, 109840), (8072, 96110), (9611, 80720), (10090, 76888), (10984, 70630), (13730, 56504), (14126, 54920), (16144, 48055), (19222, 40360), (20180, 38444), (21968, 35315), (27460, 28252)]