31996160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{3571}}^1$

素因数の和:3599

約数の個数: 72

約数和(自身を含む): 87614016

約数和(自身を除く): 55617856

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, 3571, 4480, 7142, 8960, 14284, 17855, 24997, 28568, 35710, 49994, 57136, 71420, 99988, 114272, 124985, 142840, 199976, 228544, 249970, 285680, 399952, 457088, 499940, 571360, 799904, 914176, 999880, 1142720, 1599808, 1999760, 2285440, 3199616, 3999520, 4570880, 6399232, 7999040, 15998080, 31996160]

約数ペア:

[(1, 31996160), (2, 15998080), (4, 7999040), (5, 6399232), (7, 4570880), (8, 3999520), (10, 3199616), (14, 2285440), (16, 1999760), (20, 1599808), (28, 1142720), (32, 999880), (35, 914176), (40, 799904), (56, 571360), (64, 499940), (70, 457088), (80, 399952), (112, 285680), (128, 249970), (140, 228544), (160, 199976), (224, 142840), (256, 124985), (280, 114272), (320, 99988), (448, 71420), (560, 57136), (640, 49994), (896, 35710), (1120, 28568), (1280, 24997), (1792, 17855), (2240, 14284), (3571, 8960), (4480, 7142)]