77539840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4327}}^1$

素因数の和:4357

約数の個数: 80

約数和(自身を含む): 212522112

約数和(自身を除く): 134982272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4327, 4480, 8654, 8960, 17308, 17920, 21635, 30289, 34616, 43270, 60578, 69232, 86540, 121156, 138464, 151445, 173080, 242312, 276928, 302890, 346160, 484624, 553856, 605780, 692320, 969248, 1107712, 1211560, 1384640, 1938496, 2215424, 2423120, 2769280, 3876992, 4846240, 5538560, 7753984, 9692480, 11077120, 15507968, 19384960, 38769920, 77539840]

約数ペア:

[(1, 77539840), (2, 38769920), (4, 19384960), (5, 15507968), (7, 11077120), (8, 9692480), (10, 7753984), (14, 5538560), (16, 4846240), (20, 3876992), (28, 2769280), (32, 2423120), (35, 2215424), (40, 1938496), (56, 1384640), (64, 1211560), (70, 1107712), (80, 969248), (112, 692320), (128, 605780), (140, 553856), (160, 484624), (224, 346160), (256, 302890), (280, 276928), (320, 242312), (448, 173080), (512, 151445), (560, 138464), (640, 121156), (896, 86540), (1120, 69232), (1280, 60578), (1792, 43270), (2240, 34616), (2560, 30289), (3584, 21635), (4327, 17920), (4480, 17308), (8654, 8960)]