80930560

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2793

約数の個数: 72

約数和(自身を含む): 202356000

約数和(自身を除く): 121425440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2749, 2944, 3680, 5498, 5888, 7360, 10996, 13745, 14720, 21992, 27490, 29440, 43984, 54980, 63227, 87968, 109960, 126454, 175936, 219920, 252908, 316135, 351872, 439840, 505816, 632270, 703744, 879680, 1011632, 1264540, 1759360, 2023264, 2529080, 3518720, 4046528, 5058160, 8093056, 10116320, 16186112, 20232640, 40465280, 80930560]

約数ペア:

[(1, 80930560), (2, 40465280), (4, 20232640), (5, 16186112), (8, 10116320), (10, 8093056), (16, 5058160), (20, 4046528), (23, 3518720), (32, 2529080), (40, 2023264), (46, 1759360), (64, 1264540), (80, 1011632), (92, 879680), (115, 703744), (128, 632270), (160, 505816), (184, 439840), (230, 351872), (256, 316135), (320, 252908), (368, 219920), (460, 175936), (640, 126454), (736, 109960), (920, 87968), (1280, 63227), (1472, 54980), (1840, 43984), (2749, 29440), (2944, 27490), (3680, 21992), (5498, 14720), (5888, 13745), (7360, 10996)]