57345280

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 139515264

約数和(自身を除く): 82169984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 631, 640, 710, 1136, 1262, 1280, 1420, 2272, 2524, 2840, 3155, 4544, 5048, 5680, 6310, 9088, 10096, 11360, 12620, 18176, 20192, 22720, 25240, 40384, 44801, 45440, 50480, 80768, 89602, 90880, 100960, 161536, 179204, 201920, 224005, 358408, 403840, 448010, 716816, 807680, 896020, 1433632, 1792040, 2867264, 3584080, 5734528, 7168160, 11469056, 14336320, 28672640, 57345280]

約数ペア:

[(1, 57345280), (2, 28672640), (4, 14336320), (5, 11469056), (8, 7168160), (10, 5734528), (16, 3584080), (20, 2867264), (32, 1792040), (40, 1433632), (64, 896020), (71, 807680), (80, 716816), (128, 448010), (142, 403840), (160, 358408), (256, 224005), (284, 201920), (320, 179204), (355, 161536), (568, 100960), (631, 90880), (640, 89602), (710, 80768), (1136, 50480), (1262, 45440), (1280, 44801), (1420, 40384), (2272, 25240), (2524, 22720), (2840, 20192), (3155, 18176), (4544, 12620), (5048, 11360), (5680, 10096), (6310, 9088)]