25598720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2857}}^1$

素因数の和:2885

約数の個数: 72

約数和(自身を含む): 70101024

約数和(自身を除く): 44502304

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, 560, 640, 896, 1120, 1280, 1792, 2240, 2857, 4480, 5714, 8960, 11428, 14285, 19999, 22856, 28570, 39998, 45712, 57140, 79996, 91424, 99995, 114280, 159992, 182848, 199990, 228560, 319984, 365696, 399980, 457120, 639968, 731392, 799960, 914240, 1279936, 1599920, 1828480, 2559872, 3199840, 3656960, 5119744, 6399680, 12799360, 25598720]

約数ペア:

[(1, 25598720), (2, 12799360), (4, 6399680), (5, 5119744), (7, 3656960), (8, 3199840), (10, 2559872), (14, 1828480), (16, 1599920), (20, 1279936), (28, 914240), (32, 799960), (35, 731392), (40, 639968), (56, 457120), (64, 399980), (70, 365696), (80, 319984), (112, 228560), (128, 199990), (140, 182848), (160, 159992), (224, 114280), (256, 99995), (280, 91424), (320, 79996), (448, 57140), (560, 45712), (640, 39998), (896, 28570), (1120, 22856), (1280, 19999), (1792, 14285), (2240, 11428), (2857, 8960), (4480, 5714)]